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17.
A slang word used to refer to a friend who is a backstabber, not a good friend, or just a really sneaky, slimy type of friend or acquaintance. In other words, a fake friend. The word originated from the 1993 movie Menace 2 Society, in which the lead character has a fake friend named Chauncy who sets him up and snitches.
Guy A: "Yo man, I don't care if she was your girl, she says I taste better fool."

Guy B. "oh hell naw, you acting like a real Chauncy right now!"
by CJPattaya2 October 11, 2010
 
1.
A synonym for "my friend".
Calm down chauncy! (Calm down my friend)
by Trannol March 04, 2010
 
2.
adj.- when someone does something for the good of himself before the good of the team. Derived from the character "Chauncy" from the movie "Menace to Society"
Guy A: You guys are taking out the garbage? I'd love to help but I have to go home and watch Jersey Shore re-runs for the third time.

Guy B: Yo dude, that's real chauncy.
by JordansLobster February 09, 2011
 
3.
1. A foolish or stupid person.
2. A moron or idiot.
3. A person of ignorance or arrogance.
4. A person that does something that is stupid.
You spilled your beer, you chauncy!
You didn't go to bucknite, you're a chauncy.
You went to class, what a chauncy.
by chauncy tumnus monster April 10, 2006
 
4.
Poo, turd, dump, grotesque excretion of the bowels, usually referring to an extremely large or smelly offering
I left a totally nasty chauncy in your bathroom this morning.
by ElScotto January 29, 2009
 
5.
The name 'Chauncy' or 'Chauncey' originates from France and is usually gender anonymous but typically is given as a male name opposed to female. Chauncy can also refer to something as being risky and or unpredictable, however chauncy is the english pronunciation for the word chancy
"I dunno about you Frank, but going into that deep dank underground filled with blood thirsty Zombies seems a bit chauncy if you ask me."
by ApexofReason May 09, 2009
 
6.
changing your personality when talking to or around a female and becoming a sweet ass dude.
We usually bug out, but when Chris' girl comes thru... He be acting real chauncy....
by JAEDAGOD December 30, 2003
 
7.
Simply the opposite of a badass. Someone who is completely lame
Ashton Kutcher is such a Chauncy!
David Hasselhoff's music video for Hooked on a Feeling is so chauncy.
by keepitleft July 25, 2010