Unbelievably stupid; a cock sniffing butt chomper; usually referig to people who think that they are fish
That deucy would not stop acting like a horny boinger.
by TheBlindCripple October 13, 2008
Get a Deucy mug for your cat Julia.
Is a slang for dirty/filthy

Is also a slang for fat kids on staten island NY
AYOO THAT DEUCIE NIGGA IS MAD FAT
YO U MAD DEUCIE MY NIGGA
by MoneydollarsHolland November 05, 2018
Get a Deucie mug for your friend Zora.
Not quite diarrhea, but a rather loose, unformed stool. a bowel movement that takes on a soft serve like consistency.
"Whew, I shouldn't of had that late night burrito, I just had a real loosey deucy in the bathroom at work!"
by emrsushi September 02, 2009
Get a loosey deucy mug for your Facebook friend Sarah.