slug

A strip of type metal used for spacing.

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.

(boxing) a blow with the fist.

A projectile that is fired from a gun.

An idle slothful person.

A counterfeit coin.

An amount of an alcoholic drink (usually liquor) that is poured or gulped.

“he took a slug of hard liquor”

Any of various terrestrial gastropods having an elongated slimy body and no external shell.

Be idle; exist in a changeless situation.

“He slugged in bed all morning”

Strike heavily, especially with the fist or a bat.

“He slugged me so hard that I passed out”