[1] : The Collaborative International Dictionary of English v.0.48

slug \slug\, n. oe. slugge slothful, sluggen to be slothful;
   cf. lg. slukk low-spirited, sad, e. slack, slouch, d. slak,
   slek, a snail.
   1. a drone; a slow, lazy fellow; a sluggard. --shak.
      1913 webster

   2. a hindrance; an obstruction. obs. --bacon.
      1913 webster

   3. zool. any one of numerous species of terrestrial
      pulmonate mollusks belonging to limax and several related
      genera, in which the shell is either small and concealed
      in the mantle, or altogether wanting. they are closely
      allied to the land snails.
      1913 webster

   4. zool. any smooth, soft larva of a sawfly or moth which
      creeps like a mollusk; as, the pear slug; rose slug.
      1913 webster

   5. a ship that sails slowly. obs. --halliwell.
      1913 webster

            his rendezvous for his fleet, and for all slugs to
            come to, should be between calais and dover.
                                                  --pepys.
      1913 webster

   6. perhaps a different word. an irregularly shaped piece of
      metal, used as a missile for a gun.
      1913 webster

   7. print. a thick strip of metal less than type high, and
      as long as the width of a column or a page, -- used in
      spacing out pages and to separate display lines, etc.
      1913 webster

   sea slug. zool.
      a any nudibranch mollusk.
      b a holothurian.

   slug caterpillar. same as slugworm.
      1913 webster
see also:
sea slug slug caterpillar slugworm 

[2] : The Collaborative International Dictionary of English v.0.48

slug \slug\, v. i.
   to move slowly; to lie idle. obs.
   1913 webster

         to slug in sloth and sensual delight.    --spenser.
   1913 webster

[3] : The Collaborative International Dictionary of English v.0.48

slug \slug\, v. t.
   to make sluggish. obs. --milton.
   1913 webster

[4] : The Collaborative International Dictionary of English v.0.48

slug \slug\, v. t. imp.  p. p. slugged; p. pr.  vb. n.
   slugging.
   1. to load with a slug or slugs; as, to slug a gun.
      1913 webster

   2. to strike heavily. cant or slang
      1913 webster
see also:
slugged slugging 

[5] : The Collaborative International Dictionary of English v.0.48

slug \slug\, v. i.
   to become reduced in diameter, or changed in shape, by
   passing from a larger to a smaller part of the bore of the
   barrel; -- said of a bullet when fired from a gun, pistol, or
   other firearm.
   1913 webster

[6] : WordNet (r) 2.0

slug
     n 1: a projectile that is fired from a gun syn: bullet
     2: an idle slothful person syn: sluggard
     3: any of various terrestrial gastropods having an elongated
        slimy body and no external shell
     v 1: strike heavily, especially with the fist or a bat; "he
          slugged me so hard that i passed out" syn: slog, swig
     2: be idle; exist in a changeless situation; "the old man sat
        and stagnated on his porch"; "he slugged in bed all
        morning" syn: idle, laze, stagnate ant: work
     also: slugging, slugged
see also:
bullet sluggard slog swig idle laze 
stagnate work slugging slugged 

[7] : Moby Thesaurus II by Grady Ward, 1.0

209 moby thesaurus words for "slug":
   chilopoda, chordata, echiuroidea, ectoprocta, entoprocta,
   intertype, linotype, monoplacophora, monotype, nemertinea,
   phoronidea, baggage check, ball, bang, bar shot, bash, bat,
   beating, belt, biff, bird shot, blast, blow, bonk, buckshot,
   bullet, bum, cannon shot, cannonball, case shot, check, chop, clap,
   clip, clobber, clock watcher, clout, clump, cold-type typesetting,
   coldcock, composing, composing stick, composition,
   computerized typesetting, counter, coupon, crack, crossbar shot,
   cut, dallier, dash, dawdle, dawdler, deal, deal a blow, deck,
   diddler, dig, dillydallier, dint, do-nothing, dolittle, doodler,
   dose, dram, drone, drop, drub, drubbing, drumming, duck shot,
   dumdum bullet, dummy, em, em quad, en, en quad, expanding bullet,
   faineant, fetch, fetch a blow, five-em space, foot-dragger,
   four-em space, furniture, fusillade, galley chase,
   gentleman of leisure, goldbrick, goldbricker, goof-off, grape,
   grapeshot, hair space, hat check, hit, hit a clip,
   hot-metal typesetting, idler, imposition, jab, jolt, justification,
   justification space, justifying space, knock, knock cold,
   knock down, knock out, laggard, langrel shot, layout, lazybones,
   let have it, lick, lie-abed, line of type, lingerer, loafer,
   loiterer, loller, lotus-eater, lounger, lubber, manstopping bullet,
   mope, moper, nip, paste, patent space, pellet, pelt,
   photocomposition, photosetting, phototypesetter,
   phototypesetting machine, plodder, plunk, poke, portion, potterer,
   pound, procrastinator, punch, putterer, quad, quadrat, quoin, rap,
   rifle ball, round shot, scrip, setting, shell, shot, shrapnel,
   slacker, slam, sleepyhead, slog, slouch, sloucher, sloven,
   slow goer, slow-foot, slowbelly, slowpoke, slugabed, sluggard,
   smack, smash, smite, snail, snap, snifter, snort, soak, sock,
   space, spaceband, split shot, stick-in-the-mud, strike, strike at,
   stroke, swat, swing, swipe, tag, tattoo, thick space, thin space,
   thump, thwack, ticket, time killer, time waster, token, tortoise,
   tot, trifler, typesetting, typesetting machine,
   waiter on providence, wallop, whack, wham, whop, yerk

Slug >> S Words
Slug, definition of term: Slug
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Sea Slug >> S Words
Sea Slug, definition of term: Sea Slug
sea+slug_pag1.html