ass vs slang

ass and slang both are nouns.

Word	Noun	Adjective	Verb	Adverb
ass	Yes	No	No	No
slang	Yes	No	Yes	No

ass (noun)	slang (noun)
slang for sexual intercourse	a characteristic language of a particular group (as among thieves)
hardy and sure-footed animal smaller and with longer ears than the horse	informal language consisting of words and expressions that are not considered appropriate for formal occasions; often vituperative or vulgar
the fleshy part of the human body that you sit on
a pompous fool