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1. Strike heavily, especially with the fist or a bat
   "He slugged me so hard that I passed out";
   - slog, swig
    
2. Be idle; exist in a changeless situation
   "He slugged in bed all morning";
   - idle, laze, stagnate
    
3. To swallow hurriedly, greedily or in one draught
   - gulp, quaff, swig, neck [Brit, informal]

1. A lump of metal
    
2. Any of various terrestrial gastropods having an elongated slimy body and no external shell
    
3. A projectile that is fired from a gun
   - bullet
    
4. A fake coin used in slot machines etc.
    
5. A strip of type metal used for spacing
   - type slug
    
6. (boxing) a blow with the fist
   "I gave him a slug on his nose";
   - punch, clout, poke, lick, biff [informal], dong [Austral, NZ, informal]
    
7. A heavy blow with the hand
   - thump, slog [Brit, informal]
    
8. A small drink of liquor
   "he poured a slug of whiskey";
   - nip, shot
    
9. A large mouthful of drink
   - gulp, draught [Brit], draft [US]
    
10. [informal] An idle slothful person
    - 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

Derived forms: slugged, slugging, slugs

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

Part of: cartridge, family Limacidae, Limacidae

Encyclopedia: Slug