slang 1
/slang/ , n.
1. very informal usage in vocabulary and idiom that is characteristically more metaphorical, playful, elliptical, vivid, and ephemeral than ordinary language, as Hit the road.
2. (in English and some other languages) speech and writing characterized by the use of vulgar and socially taboo vocabulary and idiomatic expressions.
3. the jargon of a particular class, profession, etc.
4. the special vocabulary of thieves, vagabonds, etc.; argot.
v.i.
5. to use slang or abusive language.
v.t.
6. to assail with abusive language.
[ 1750-60; orig. uncert. ]
Syn. 4. cant.
slang 2
/slang/ , v. Nonstandard.
pt. of sling 1 .