Cajun French noun. Literal translation = Testicle. Pronounced coo'yawn. Someone who is a coullion is "a nut," i.e, a crazy person.
by Pinchdatail August 30, 2007
Get the coullionmug. by Creolicious September 18, 2004
Get the coullionmug. That guy has some coulliones showing his face around here after what he did. Act like a man and grow a pair of coulliones already.
by Bamboogie January 4, 2014
Get the coullionesmug.