The Collaborative International Dictionary of English v.0.48:

Crowd \Crowd\, v. t.
   To play on a crowd; to fiddle. [Obs.] "Fiddlers, crowd on."
   --Massinger.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Crowd \Crowd\, n. [W. crwth; akin to Gael. cruit. Perh. named
   from its shape, and akin to Gr. kyrto`s curved, and E. curve.
   Cf. Rote.]
   An ancient instrument of music with six strings; a kind of
   violin, being the oldest known stringed instrument played
   with a bow. [Written also croud, crowth, cruth, and
   crwth.]
   [1913 Webster]

         A lackey that . . . can warble upon a crowd a little.
                                                  --B. Jonson.
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The Collaborative International Dictionary of English v.0.48:

Crowd \Crowd\, v. i.
   1. To press together or collect in numbers; to swarm; to
      throng.
      [1913 Webster]

            The whole company crowded about the fire. --Addison.
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            Images came crowding on his mind faster than he
            could put them into words.            --Macaulay.
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   2. To urge or press forward; to force one's self; as, a man
      crowds into a room.
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The Collaborative International Dictionary of English v.0.48:

Crowd \Crowd\, n. [AS. croda. See Crowd, v. t. ]
   1. A number of things collected or closely pressed together;
      also, a number of things adjacent to each other.
      [1913 Webster]

            A crowd of islands.                   --Pope.
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   2. A number of persons congregated or collected into a close
      body without order; a throng.
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            The crowd of Vanity Fair.             --Macaulay.
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            Crowds that stream from yawning doors. --Tennyson.
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   3. The lower orders of people; the populace; the vulgar; the
      rabble; the mob.
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            To fool the crowd with glorious lies. --Tennyson.
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            He went not with the crowd to see a shrine.
                                                  --Dryden.

   Syn: Throng; multitude. See Throng.
        [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Crowd \Crowd\ (kroud), v. t. [imp. & p. p. Crowded; p. pr. &
   vb. n. Crowding.] [OE. crouden, cruden, AS. cr[=u]dan; cf.
   D. kruijen to push in a wheelbarrow.]
   1. To push, to press, to shove. --Chaucer.
      [1913 Webster]

   2. To press or drive together; to mass together. "Crowd us
      and crush us." --Shak.
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   3. To fill by pressing or thronging together; hence, to
      encumber by excess of numbers or quantity.
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            The balconies and verandas were crowded with
            spectators, anxious to behold their future
            sovereign.                            --Prescott.
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   4. To press by solicitation; to urge; to dun; hence, to treat
      discourteously or unreasonably. [Colloq.]
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   To crowd out, to press out; specifically, to prevent the
      publication of; as, the press of other matter crowded out
      the article.

   To crowd sail (Naut.), to carry an extraordinary amount of
      sail, with a view to accelerate the speed of a vessel; to
      carry a press of sail.
      [1913 Webster]

WordNet (r) 3.0 (2006):

crowd
    n 1: a large number of things or people considered together; "a
         crowd of insects assembled around the flowers"
    2: an informal body of friends; "he still hangs out with the
       same crowd" [syn: crowd, crew, gang, bunch]
    v 1: cause to herd, drive, or crowd together; "We herded the
         children into a spare classroom" [syn: herd, crowd]
    2: fill or occupy to the point of overflowing; "The students
       crowded the auditorium"
    3: to gather together in large numbers; "men in straw boaters
       and waxed mustaches crowded the verandah" [syn: crowd,
       crowd together]
    4: approach a certain age or speed; "She is pushing fifty" [syn:
       push, crowd]

Moby Thesaurus II by Grady Ward, 1.0:

379 Moby Thesaurus words for "crowd":
   A string, Amati, Cremona, D string, E string, G string, Strad,
   Stradivari, Stradivarius, abound with, accelerate, age group,
   aggregation, army, assault, assemblage, assemble, assembly, band,
   bar, barricade, bass, bass viol, battalion, be alive with, bear,
   bear upon, bevy, block, block up, blockade, body, bolt, boost, bow,
   bridge, brigade, brim, bristle with, buck, bull, bull fiddle,
   bulldoze, bump, bump against, bunch, bunch up, bundle, bunt,
   burst with, bustle, butt, butt against, cabal, cadre, camarilla,
   cast, cell, cello, charge, charmed circle, chase, chock, choke,
   choke off, circle, clan, clique, close, close off, close tight,
   close up, closed circle, clot, cloud, cluster, clutter, cohort,
   cohue, collect, collection, come together, compact, company,
   complement, compress, concentrate, condense, congeries, congest,
   congregate, congregation, consolidate, constrict, contingent,
   contrabass, converge, copulate, corps, corral, coterie, couple,
   covey, cram, crawl with, creep with, crew, crush, dash, dash off,
   dash on, date, debar, deluge, densen, densify, detachment, detail,
   dig, dispatch, division, dog, double bass, double-time, drench,
   drive, drive on, drove, elbow, elite, elite group, expedite,
   faction, festinate, fiddle, fiddlebow, fiddlestick, fill,
   fill to overflowing, fill up, fingerboard, fleet, flock,
   flock together, flood, flow together, force, forgather,
   forge ahead, forward, freight, fuse, gaggle, galaxy, gang,
   gang around, gang up, gather, gather around, get going, get moving,
   get together, glut, gluttonize, go slow, goad, gorge, group,
   grouping, groupment, haste, hasten, hasten on, heap, herd,
   herd together, hie on, hive, horde, host, huddle, hurry,
   hurry along, hurry on, hurry through, hurry up, hurry-scurry,
   hurtle, hustle, hustle up, ignobile vulgus, in-group, inch forward,
   ingroup, inner circle, jab, jam, jam-pack, jog, joggle, jolt,
   jostle, junta, junto, kit, kit fiddle, kit violin, lade, league,
   leap, legion, link, load, lock, lose no time, lot, make haste,
   many-headed multitude, mass, meet, merge, mill, mob, mobile vulgus,
   move quickly, movement, muddle through, multiply, multitude,
   muster, nudge, obstruct, occlude, out-group, outfit, overburden,
   overcharge, overfeed, overfill, overflow with, overlade, overload,
   overstuff, overweight, pack, pad, panoply, parley, party,
   peer group, phalanx, pile, pile drive, platoon, plunge, poke,
   posse, post, pour, precipitate, press, press forward, press on,
   prod, pullulate with, punch, push, push forward, push on,
   push through, quicken, rabble, race, railroad through, rally,
   rally around, ram, ram down, ram in, regiment, rendezvous, ring,
   rout, ruck, run, run against, rush, rush along, rush through,
   salon, satiate, saturate, scamper, scores, scramble, scroll,
   scurry, scuttle, seethe, set, shake, shoulder, shove, shut off,
   shut out, shut tight, soak, solidify, soundboard, spate, speed,
   speed along, speed up, spur, spurt, squab, squad, squash, squeeze,
   squeeze shut, squish, stable, stampede, stifle, stop up, strangle,
   strangulate, stream, stress, string, stuff, suffocate, supercharge,
   supersaturate, surcharge, surfeit, surge, swarm, swarm with, tamp,
   team, tear, teem with, tenor violin, the common herd, the crowd,
   the great unnumbered, the great unwashed, the herd, the hoi polloi,
   the horde, the majority, the many, the masses, the mob,
   the multitude, throng, throng with, thrust, top off, tribe, troop,
   troupe, tuning peg, unite, urge, viola, violin, violinette,
   violoncello, violoncello piccolo, violone, violotta, wad, we-group,
   weight, whip, whip along, wing