fudnut 

Glasgow slang, meaning a person who portrays themselves as being intelligent, but thick as shit.

" Haw, fudnut, you make as much sense as an ashtray in a motorbike ya cunt!.

fudnut by Mark McKay August 18, 2005

Fugnuts

defined as someone who is fugly, in addition to being fucking nuts.

Dog: Hey bro, your girl is setting me up with her friend Jessica.

Bro: Dog, you do NOT wanna go there; that bitch is FUGNUTS!

Fugnuts by Al Sandman July 24, 2011

Futnut 

1. A severe mentally instable individual

2. A homicidal psychotic

3. Describing any event or action as very crazy or extremely insane

4. Saying "fucking nut" with emotional outburst or humorous purpose

5. The sexual act between 2 nuts or more.

You gotta be futnut if you wanna jump off the cliff!!!

He's a real futnut, watch out or he'll kill you!

Standing naked on top of Washington Moument is definitely futnut!

Futnut by Troy T October 13, 2005

fudnucker

A person who does not eat meat

A word I can use in Carrie chat that doesn't sound as bad as stupid

Carrie's a fudnucker!!!!

You fudnuckers stole my cheese!

fudnucker by Rachaelness January 23, 2008

Fudnugget 

A complete fanny (Vagina (Most of world), not Ass (US) ) who is small and inconsequential in nature, like a small turd nugget , or that some would call a 'clinker'. A pussy clinker. I piece of poo shoved up the wrong hole.

Q- Look at that girl, does she even know that the dress she is wearing is from last season?
A - Bitch, you a fudnugget!

Q - Ye ken whit a mean maggie, int that bitch a fuckin hag fir tellin me tae go piy fae ma ain taxi
A - Oi, yoo ya wee slag, get tae fuck ya fudnugget.

Q - Ja, kyk wat daar poes doen, hy is so dronk, sal ek pis op his kop?
A - Nie maneer, jy is nog a fudnugget!

Fudnugget by Dingus McFlaggan March 27, 2017

fugnuts

like fucknuts (something you can say when you're pissed off.) But fugnuts can be said in public places.

Awe fugnuts..........

fugnuts by the man March 11, 2003

Fugnut 

a term used in an insulting fashion to describe someone in a not threatening way however not used as a compliment

My sister is such a fugnut she does even know what is going on!

Fugnut by Aman5764738 August 13, 2009