Meaning : 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.
Meaning : A counterfeit coin.
Meaning : An idle slothful person.
Synonyms : sluggard
Meaning : An amount of an alcoholic drink (usually liquor) that is poured or gulped.
Example :
He took a slug of hard liquor.
Meaning : A strip of type metal used for spacing.
Synonyms : type slug
Meaning : Any of various terrestrial gastropods having an elongated slimy body and no external shell.
Meaning : Be idle. Exist in a changeless situation.
Example :
The old man sat and stagnated on his porch.
He slugged in bed all morning.
Synonyms : idle, laze, stagnate
Exert oneself by doing mental or physical work for a purpose or out of necessity.
I will work hard to improve my grades.