slang

nouns

informal language consisting of words and expressions that are not considered appropriate for formal occasions; often vituperative or vulgar
"their speech was full of slang expressions"
slang, slang expression, slang term
is derived from
slangy
a characteristic language of a particular group (as among thieves)
"they don't speak our lingo"
argot, cant, jargon, lingo, patois, slang, vernacular
is derived from
slangy
domain usage
bennie
domain usage
cat
domain usage
stiff
domain usage
baddie

verbs

use slang or vulgar language
slang
is a type of (narrower)
use language
"the baby talks already"; "the prisoner won't speak"; "they speak a strange dialect"
speak, talk
fool or hoax
"The immigrant was duped because he trusted everyone"; "You can't fool me!"
befool, cod, dupe, fool, gull, put on, put one across, put one over, slang, take in
abuse with coarse language
slang
is a type of (narrower)
use foul or abusive language towards
"The actress abused the policeman who gave her a parking ticket"; "The angry mother shouted at the teacher"
abuse, blackguard, clapperclaw, shout