slang vs roll in the hay

slang and roll in the hay both are nouns.

Word	Noun	Adjective	Verb	Adverb
slang	Yes	No	Yes	No
roll in the hay	Yes	No	Yes	No

slang (noun)	roll in the hay (noun)
a characteristic language of a particular group (as among thieves)	slang for sexual intercourse
informal language consisting of words and expressions that are not considered appropriate for formal occasions; often vituperative or vulgar

slang (verb)	roll in the hay (verb)
abuse with coarse language	have sexual intercourse with
fool or hoax
use slang or vulgar language