splacknuck

A German word meaning "you suck."

Evan- Hahaha, I'm winning!!
Jenny- Splacknuck, young boy, splacknuck!!!

splacknuck by Kirbiet September 11, 2007

slackfuck 

One who is both a slacker and a fucker. One who does absolutely nothing all day, yet still manages to fuck that up.

Cool Guy: Hey man, did you go get that case of beer for the party while i was at class today?

SlackFuck: Nawwww, i got super fucking high today though....sweet huh? Oh yeah i made you a muffaletta though...

Cool Guy: Dude, you're a total slackfuck, now i'm gonna have to teabag you! I hate olive salad!

slackfuck by DPdaix October 27, 2006

sacknuckles 

The crease in an old man's slacks that his ball-sac makes when straining themselves.

Did you see the size of Grandad's sacknuckles when he got up from the couch?!

sacknuckles by SRKjr October 20, 2008

Spackfuck 

When a person who you know very well is being an absolute idiot. It is a noun used to portray someone as a very ignorant individual due to what they say or an act they have done.

Person 1: Did you hear about that pig that can fly??
Person 2: Your such a spackfuck pigs can't fly ??

Synonyms: retard , idiot, stupid person

Spackfuck by Banter boy123456789 July 13, 2016

slacknacker 

1 noun, insult used for lazy person,

Oi Slacknacker, get yer finger out!

slacknacker by Sam Clarke March 18, 2005

Slackfucks 

Someone who claims to give their all in events/competitions but falls very short on the final day.

A lot of us spent all we had and went in to win. The Slackfucks just sat near the bottom, made excuses and were only in it for a prize and a free ride.

Slackfucks by 2foothead July 28, 2014

sacknuckles 

The crease in an old man's slacks that his ball-sac makes when straining themselves.

See the size of Grandad's sacknuckles when he got up from the couch.

sacknuckles by Letty01 February 5, 2010