1. Strike heavily, especially with the fist or a bat
   "He slugged me so hard that I passed out";
   - slog, swig
    
2. To swallow hurriedly, greedily or in one draught
   "The men slugged down their beers";
   - gulp, quaff, swig, knock back [Brit, informal], throw back [Brit, informal], neck [Brit, informal]
    
3. Spend time in idleness or relaxation
   "He slugged in bed all morning";
   - idle, laze

1. Any of various terrestrial gastropods having an elongated slimy body and no external shell
   "Slugs were eating the lettuce in the vegetable garden"
    
2. A lump of metal
   "The machine stamped out metal slugs for coin production"
    
3. (boxing) a blow with the fist
   "I gave him a slug on his nose";
   - punch, clout, poke, lick, biff [informal], dong [Austral, NZ, informal]
    
4. A heavy blow with the hand
   "The boxer delivered a powerful slug to his opponent's jaw";
   - thump, slog [Brit, informal]
    
5. A projectile that is fired from a gun
   "The hunter loaded his shotgun with slugs for deer hunting";
   - bullet
    
6. A fake coin used in slot machines etc.
   "The casino caught him using slugs in the slot machines"
    
7. A strip of type metal used for spacing
   "The printer adjusted the type slugs to ensure proper spacing between words";
   - type slug
    
8. A small drink of liquor
   "he poured a slug of whiskey";
   - nip, shot
    
9. A large mouthful of drink
   "He took a slug of water from the bottle";
   - gulp, draught [Brit], draft [US]
    
10. [informal] An idle slothful person
    "The slug spent all day on the couch, watching television";
    - sluggard
     
11. A unit of mass equal to the mass that accelerates at 1 foot/sec/sec when acted upon by a force of 1 pound; approximately 14.5939 kilograms
    "The engineer calculated the force in slugs"

Derived forms: slugging, slugs, slugged

Type of: act, blow, bum [N. Amer, informal], coin, deadbeat [informal], do-nothing [informal], drink, gasteropod [archaic], gastropod, hit, idler, imbibe, layabout [informal], loafer, mass unit, missile, move, projectile, shirker [informal], slacker [informal], small indefinite amount, small indefinite quantity, type metal, univalve

Part of: cartridge, family Limacidae, Limacidae

Encyclopedia: Slug