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Someon who is acting stupid or standing out just go get attention.
Retard: hey guys you wanna see my pokemon cards
Me: shut up no one cares you fuck nugget.
by greggyghettocooch January 22, 2008
Someone who is a complete tool or dickhead.
That guy is such a fuck nugget.
by ChelseaaaJaneee September 17, 2009
See dammit, shit, or fuck.
Oh no, I'm late! Aww fucknuggets!
by TheDDRAddict May 07, 2007
An exclamation of rage or surprise.
Willy: "Dad canceled your porn sunscription."

Wally: "Fucknuggets!"
by master_of_bait January 13, 2009
Generic insult. Can be used casually or with malice, works best when describing fat people.
"That dumb fucknugget eats at McDonalds three times a day, then wonders why he's a grotesquely obese fucknugget"
by Lord Henry March 08, 2003
A Real Dumbass Bitch
Kelly: Have you seen that New kid in school ?
Lorenzo : Yeah I heard He's a Real Fuck Nugget!
by Integra96 November 09, 2010
Instead of saying shit, when angry, say fucknuggets, just an expression when mad.
Oh, fucknuggets, i forgot my thong at that guy"s house.
by Newell Dorido February 20, 2009
A hardened ball of male excretion produced usually a few hours after an improper ejaculation, one usually needs to see a physician after producing a fuck-nugget, as it is extremely difficult to expell from the penis.
Person 1: "Did you hear about John? He claims to have gotten a fucknugget!"
Person 2: "Oh my god, I hope he's okay!"
by mustang-wolf December 02, 2012