put one over vs slang

put one over is not a noun while slang is a noun.

Word	Noun	Adjective	Verb	Adverb
put one over	No	No	Yes	No
slang	Yes	No	Yes	No

As verbs, put one over and slang are synonyms defined as:

Other synonyms of put one over include befool, cod, dupe, fool, gull, put on, put one across, take in.

put one over (noun)	slang (noun)
	a characteristic language of a particular group (as among thieves)
	informal language consisting of words and expressions that are not considered appropriate for formal occasions; often vituperative or vulgar