flop vs colloquialism

flop and colloquialism both are nouns.

Word	Noun	Adjective	Verb	Adverb
flop	Yes	No	Yes	Yes
colloquialism	Yes	No	No	No

flop (noun)	colloquialism (noun)
the act of throwing yourself down; collapse; sink	a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech
a complete failure
someone who is unsuccessful
an arithmetic operation performed on floating-point numbers

flop (adverb)	colloquialism (adverb)
with a flopping sound
completely