poop vs the skinny

poop and the skinny both are nouns.

Word	Noun	Adjective	Verb	Adverb
poop	Yes	No	No	No
the skinny	Yes	No	No	No

As nouns, poop and the skinny are synonyms defined as:

Other synonyms of poop include dope, low-down.

poop (noun)	the skinny (noun)
the rear part of a ship	slang terms for inside information
slang terms for inside information
a stupid foolish person
obscene terms for feces