The Collaborative International Dictionary of English v.0.48:

-blast \-blast\ [Gr. blasto`s sprout, shoot.]
   A suffix or terminal formative, used principally in
   biological terms, and signifying growth, formation; as,
   bioblast, epiblast, mesoblast, etc.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Blast \Blast\ (bl[.a]st), n. [AS. bl[=ae]st a puff of wind, a
   blowing; akin to Icel. bl[=a]str, OHG. bl[=a]st, and fr. a
   verb akin to Icel. bl[=a]sa to blow, OHG. bl[^a]san, Goth.
   bl[=e]san (in comp.); all prob. from the same root as E.
   blow. See Blow to eject air.]
   1. A violent gust of wind.
      [1913 Webster]

            And see where surly Winter passes off,
            Far to the north, and calls his ruffian blasts;
            His blasts obey, and quit the howling hill.
                                                  --Thomson.
      [1913 Webster]

   2. A forcible stream of air from an orifice, as from a
      bellows, the mouth, etc. Hence: The continuous blowing to
      which one charge of ore or metal is subjected in a
      furnace; as, to melt so many tons of iron at a blast.
      [1913 Webster]

   Note: The terms hot blast and cold blast are employed to
         designate whether the current is heated or not heated
         before entering the furnace. A blast furnace is said to
         be in blast while it is in operation, and out of blast
         when not in use.
         [1913 Webster]

   3. The exhaust steam from and engine, driving a column of air
      out of a boiler chimney, and thus creating an intense
      draught through the fire; also, any draught produced by
      the blast.
      [1913 Webster]

   4. The sound made by blowing a wind instrument; strictly, the
      sound produces at one breath.
      [1913 Webster]

            One blast upon his bugle horn
            Were worth a thousand men.            --Sir W.
                                                  Scott.
      [1913 Webster]

            The blast of triumph o'er thy grave.  --Bryant.
      [1913 Webster]

   5. A sudden, pernicious effect, as if by a noxious wind,
      especially on animals and plants; a blight.
      [1913 Webster]

            By the blast of God they perish.      --Job iv. 9.
      [1913 Webster]

            Virtue preserved from fell destruction's blast.
                                                  --Shak.
      [1913 Webster]

   6. The act of rending, or attempting to rend, heavy masses of
      rock, earth, etc., by the explosion of gunpowder,
      dynamite, etc.; also, the charge used for this purpose.
      "Large blasts are often used." --Tomlinson.
      [1913 Webster]

   7. A flatulent disease of sheep.
      [1913 Webster]

   Blast furnace, a furnace, usually a shaft furnace for
      smelting ores, into which air is forced by pressure.

   Blast hole, a hole in the bottom of a pump stock through
      which water enters.

   Blast nozzle, a fixed or variable orifice in the delivery
      end of a blast pipe; -- called also blast orifice.

   In full blast, in complete operation; in a state of great
      activity. See Blast, n., 2. [Colloq.]
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Blast \Blast\, v. t. [imp. & p. p. Blasted; p. pr. & vb. n.
   Blasting.]
   1. To injure, as by a noxious wind; to cause to wither; to
      stop or check the growth of, and prevent from
      fruit-bearing, by some pernicious influence; to blight; to
      shrivel.
      [1913 Webster]

            Seven thin ears, and blasted with the east wind.
                                                  --Gen. xii. 6.
      [1913 Webster]

   2. Hence, to affect with some sudden violence, plague,
      calamity, or blighting influence, which destroys or causes
      to fail; to visit with a curse; to curse; to ruin; as, to
      blast pride, hopes, or character.
      [1913 Webster]

            I'll cross it, though it blast me.    --Shak.
      [1913 Webster]

            Blasted with excess of light.         --T. Gray.
      [1913 Webster]

   3. To confound by a loud blast or din.
      [1913 Webster]

            Trumpeters,
            With brazen din blast you the city's ear. --Shak.
      [1913 Webster]

   4. To rend open by any explosive agent, as gunpowder,
      dynamite, etc.; to shatter; as, to blast rocks.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Blast \Blast\, v. i.
   1. To be blighted or withered; as, the bud blasted in the
      blossom.
      [1913 Webster]

   2. To blow; to blow on a trumpet. [Obs.]
      [1913 Webster]

            Toke his blake trumpe faste
            And gan to puffen and to blaste.      --Chaucer.
      [1913 Webster]

WordNet (r) 3.0 (2006):

blast
    n 1: a very long fly ball
    2: a sudden very loud noise [syn: bang, clap, eruption,
       blast, bam]
    3: a strong current of air; "the tree was bent almost double by
       the gust" [syn: gust, blast, blow]
    4: an explosion (as of dynamite)
    5: a highly pleasurable or exciting experience; "we had a good
       time at the party"; "celebrating after the game was a blast"
       [syn: good time, blast]
    6: intense adverse criticism; "Clinton directed his fire at the
       Republican Party"; "the government has come under attack";
       "don't give me any flak" [syn: fire, attack, flak,
       flack, blast]
    v 1: make a strident sound; "She tended to blast when speaking
         into a microphone" [syn: blast, blare]
    2: hit hard; "He smashed a 3-run homer" [syn: smash, nail,
       boom, blast]
    3: use explosives on; "The enemy has been shelling us all day"
       [syn: blast, shell]
    4: apply a draft or strong wind to to; "the air conditioning was
       blasting cold air at us"
    5: create by using explosives; "blast a passage through the
       mountain" [syn: blast, shell]
    6: make with or as if with an explosion; "blast a tunnel through
       the Alps"
    7: fire a shot; "the gunman blasted away" [syn: blast,
       shoot]
    8: criticize harshly or violently; "The press savaged the new
       President"; "The critics crucified the author for
       plagiarizing a famous passage" [syn: savage, blast,
       pillory, crucify]
    9: shatter as if by explosion [syn: blast, knock down]
    10: shrivel or wither or mature imperfectly

Moby Thesaurus II by Grady Ward, 1.0:

329 Moby Thesaurus words for "blast":
   Bedlam let loose, accurse, aim at, anathematize, at full blast,
   attack, awake the dead, backfire, baffle, balk, bang, bark,
   barrage, bay, beat, bedlam, beep, bell, bellow, belt, blare,
   blaspheme, blast, blast the ear, blast-freeze, blat, blight, blitz,
   blot out, blow, blow a hurricane, blow great guns, blow out,
   blow over, blow the horn, blow to pieces, blow up, blowout, blowup,
   bluster, bobbery, bomb, bombard, boom, brave, brawl, bray, breeze,
   breeze up, brew, brouhaha, bugle, bump off, burst, bust, cancer,
   canker, cannon, cannonade, challenge, charge, charivari, checkmate,
   chirm, circumvent, clamor, clangor, clap, clarion, clatter,
   clobber, come up, commence firing, commotion, completely, confound,
   confront, congeal, contravene, counter, counteract, countermand,
   counterwork, crack, crash, crescendo, criticize, croak, cross,
   curse, damage, damn, darn, dash, deafen, defame, defeat, defy,
   demolish, denounce, destroy, detonate, detonation, devastate, din,
   discharge, discomfit, disconcert, discord, discountenance,
   discredit, dish, disrupt, do in, donnybrook, drub, drunken brawl,
   dry rot, dust, dustup, dynamite, elude, enfilade, entirely, erase,
   eruption, excommunicate, execrate, explode, explosion, fanfare,
   fill the air, fire, fire a volley, fire at, fire upon, fix, flap,
   flare, flash, flaw, flourish of trumpets, flummox, flurry, foil,
   fracas, free-for-all, freeze, freeze solid, freshen, frustrate,
   fulguration, fully, fulminate, fulminate against, fulmination,
   fungus, fusillade, gale, gather, get, give the business, glaciate,
   glacify, go off, gun down, gunshot, gust, hell broke loose, hex,
   hit, honk, howl, hubbub, hue and cry, huff, hullabaloo, ice,
   imprecate, injure, jangle, knock the chocks, lambaste, larrup,
   lay out, lay waste, let off, lick, load, loud noise, maximally,
   mildew, mine, mold, mortar, moth, moth and rust, must, nip, noise,
   noise and shouting, nonplus, off, open fire, open up on, outcry,
   overwhelm, pandemonium, payload, peal, pepper, perplex, pest, pipe,
   pipe up, polish off, pop, pop at, puff, quick-freeze, racket, rage,
   rake, rattle, rattle the windows, refreeze, regelate, rend the air,
   rend the ears, report, resound, rhubarb, ring, rise, roar,
   rock the sky, rot, row, rub out, ruckus, ruction, ruin, rumble,
   rumpus, rust, sabotage, salvo, scotch, scud, set in, set off,
   settle, shatter, shell, shellac, shindy, shivaree, shoot, shoot at,
   shot, shriek, shrivel, slam, slug, smash, smut, snipe, snipe at,
   sound, sound a tattoo, sound taps, spike, split the eardrums,
   split the ears, spoil, spring, squall, squeal, startle the echoes,
   stonewall, storm, strafe, stump, stun, stunt, surge, swell,
   take aim at, take care of, tantara, tantarara, taps, tarantara,
   tattoo, thoroughly, throw a whammy, thunder, thunder against,
   thunderclap, thwart, tintamarre, toot, tootle, torpedo, touch off,
   trumpet, trumpet blast, trumpet call, tumult, tweedle, uproar,
   upset, volley, waft, wallop, warhead, waste, wham, whiff, whiffle,
   whistle, wind, wind gust, wipe out, wither, worm, wreck, zap,
   zero in on



V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

BLAST
       Bell Labs Layered Space Time


V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

BLAST
       BLocked ASynchronous Transmission


The Jargon File (version 4.4.7, 29 Dec 2003):

blast


    1. v.,n. Synonym for BLT, used esp. for large data sends over a network
    or comm line. Opposite of snarf. Usage: uncommon. The variant ?blat? has
    been reported.

    2. vt. [HP/Apollo] Synonymous with nuke (sense 3). Sometimes the message
    Unable to kill all processes. Blast them (y/n)? would appear in the command
    window upon logout.


The Free On-line Dictionary of Computing (30 December 2018):

blast

   1. BLT, used especially for large data sends over a network
   or comm line.  Opposite of snarf.  Usage: uncommon.  The
   variant "blat" has been reported.

   2. [HP/Apollo] Synonymous with nuke.  Sometimes the message
   "Unable to kill all processes.  Blast them (y/n)?"  would
   appear in the command window upon logout.