The Collaborative International Dictionary of English v.0.48:

Trash \Trash\, v. i.
   To follow with violence and trampling. [R.] --The Puritan
   (1607).
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Trash \Trash\, n. [Cf. Icel. tros rubbish, leaves, and twigs
   picked up for fuel, trassi a slovenly fellow, Sw. trasa a
   rag, tatter.]
   1. That which is worthless or useless; rubbish; refuse.
      [1913 Webster]

            Who steals my purse steals trash.     --Shak.
      [1913 Webster]

            A haunch of venison would be trash to a Brahmin.
                                                  --Landor.
      [1913 Webster]

   2. Especially, loppings and leaves of trees, bruised sugar
      cane, or the like.
      [1913 Webster]

   Note: In the West Indies, the decayed leaves and stems of
         canes are called field trash; the bruised or macerated
         rind of canes is called cane trash; and both are called
         trash. --B. Edwards.
         [1913 Webster]

   3. A worthless person. [R.] --Shak.
      [1913 Webster]

   4. A collar, leash, or halter used to restrain a dog in
      pursuing game. --Markham.
      [1913 Webster]

   Trash ice, crumbled ice mixed with water.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Trash \Trash\, v. t. [imp. & p. p. Trashed; p. pr. & vb. n.
   Trashing.]
   1. To free from trash, or worthless matter; hence, to lop; to
      crop, as to trash the rattoons of sugar cane. --B.
      Edwards.
      [1913 Webster]

   2. To treat as trash, or worthless matter; hence, to spurn,
      humiliate, or crush. [Obs.]
      [1913 Webster]

   3. To hold back by a trash or leash, as a dog in pursuing
      game; hence, to retard, encumber, or restrain; to clog; to
      hinder vexatiously. [R.] --Beau. & Fl.
      [1913 Webster]
      [1913 Webster]

WordNet (r) 3.0 (2006):

trash
    n 1: worthless material that is to be disposed of [syn:
         rubbish, trash, scrap]
    2: worthless people [syn: trash, scum]
    3: nonsensical talk or writing [syn: folderol, rubbish,
       tripe, trumpery, trash, wish-wash, applesauce,
       codswallop]
    4: an amphetamine derivative (trade name Methedrine) used in the
       form of a crystalline hydrochloride; used as a stimulant to
       the nervous system and as an appetite suppressant [syn:
       methamphetamine, methamphetamine hydrochloride,
       Methedrine, meth, deoxyephedrine, chalk, chicken
       feed, crank, glass, ice, shabu, trash]
    v 1: dispose of (something useless or old); "trash these old
         chairs"; "junk an old car"; "scrap your old computer" [syn:
         trash, junk, scrap]
    2: express a totally negative opinion of; "The critics panned
       the performance" [syn: pan, tear apart, trash]

Moby Thesaurus II by Grady Ward, 1.0:

154 Moby Thesaurus words for "trash":
   absurdity, amphigory, babble, babblement, balderdash, balls,
   baloney, bibble-babble, bilge, blabber, blather, bombast, bosh,
   bric-a-brac, brummagem, bull, bullshit, bunk, bunkum, canaille,
   castaway, castoff, cattle, chaff, chicken feed, chickenshit,
   clamjamfry, claptrap, crap, debris, deface, derelict, destroy,
   details, dirt, discard, dogie, double-talk, dregs,
   dregs of society, drivel, drool, dross, dust, eyewash,
   fiddle-faddle, fiddledeedee, flapdoodle, flotsam,
   flotsam and jetsam, flummery, folderol, foundling, fripperies,
   frippery, froth, fudge, fustian, gabble, galimatias, gammon,
   garbage, gibber, gibberish, gibble-gabble, gimcrackery,
   gobbledygook, hocus-pocus, hogwash, hokum, hooey, humbug, jabber,
   jargon, jetsam, junk, kelter, knickknackery, lagan, leavings,
   litter, lumber, malarkey, masses, minutiae, mob, moonshine,
   mumbo jumbo, narrishkeit, niaiserie, nonsense, odds and ends,
   offal, offscourings, offscum, orphan, pack of nonsense, palaver,
   peanuts, piffle, poppycock, prate, prattle, proletariat, raff,
   ragtag and bobtail, rant, refuse, reject, riffraff, rigamarole,
   rigmarole, rodomontade, rot, rubbish, rubble, ruin, scoria, scrap,
   scum, shoddy, skimble-skamble, slag, slog, slop, small beer,
   small change, sordes, stodge, stuff and nonsense, stultiloquence,
   sweepings, swinish multitude, tinsel, toil, trifles, trinkets,
   trivia, truck, trudge, trumpery, twaddle, twattle, twiddle-twaddle,
   unwashed, vandalize, vaporing, vermin, waffling, waif,
   waifs and strays, waste, wastrel, wreck



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

trash
 vt.

    To destroy the contents of (said of a data structure). The most common of
    the family of near-synonyms including mung, mangle, scribble, and 
    roach.


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

trash

   To destroy, e.g. the contents of a data structure.  The most
   common of the family of near-synonyms including mung,
   mangle, and scribble.

   [Jargon File]

   (1994-11-03)