What's on your mug?

Australian slang meaning "shut the fuck up" mostly used with the word "cunt" to make "fuck up cunt" mainly used by bogans and crackheads

"your Mum is a fucking slut you disabled fuck!" "fuck up cunt!"

By Sodanic

A failure, someone who really messes up.

Omg you're such a fuck up.

By FreD

short for "shut the fuck up."

if somebody is talking and you want them to stop you say, "fuck up."

By johnny510jaystar

1. To make a mistake; bungle something. 2. To act carelessly, foolishly, or incorrectly. 3. To cause to be intoxicated.

Fucked up fucker.

By Sam429

Pretty much an accurate description of the Presidency of George W. Bush.

The economy, No Child Left Behind, the Iraq war, the budget, and the tax cuts are all example of Bush's numerous fuck ups.

By jesster79