To goof off most of the day at work.
That guy has been reading all day.
Oh, he's pulling a duffy.
by CoolMD March 31, 2006
Top Definition
"verb/adjective" A terminology commonly used in the inner city of Baton Rouge, La. It is used as another word to described the act of something being or going "crazy" "gangster" "retarded". It caught on after being profusely used in the local documentary "Thuggin It and Lovin It".
"I done already took over Sherwood... I f***s with them boys in Glen Oaks, they already know I go DUFFY!" --Rambeezy

"Thuggin' It and Lovin' It"
by PrincessDorky August 08, 2009
Fake; not sincere; lying
Look at that girl who acts like she is friends with everybody, she's hella Duffy.

That girl that flirts with everyone is a Duffy.

"hey man I got you a ticket to the superbowl" "no way you're Duffy."
by Kawruhhh November 12, 2014
n. Somewhat dim person who doesn't know the location of his home or office or have the ability to understand simple rules.
You are such a duffy. I told you twice already. You work at the big grey building overlooking the Ottawa river.
by gelpy1 September 23, 2015
A man that is a regular smart ass on a day to day basis. He is an amazing singer, a killer lover, super smart. Really one of those people that you can check all of the above on. Men want to be him and women want to be with him. He is smart, witty, and loves bears.
Krystal: OOO girl look at him he is the cutest guy in her, and he is coming this way!!!

Lena: Thats what you call a fine ass Duffy!!! They are rare and yearn to be tamed!!
by LenaBear October 17, 2012
whem someone did something bad/wrong/stupid is when someone "pulled off a duffy"
old man: yall duffed up kids! im calling the cops on you!
bad kid: you duffy *pulls out gun*
by Lohn Fon Bon John June 11, 2014
describes a buttocks, bum, or butt
Look at Sean's duffy! What a hottie.
by SeanDuffy March 22, 2014
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