Fuck'em up 

having a good time, killing it at a party

*Emily is dancing

Person: YEA EMILY FUCK'EM UP

Fuck'em up by emyd123 December 6, 2016

Catch em' on the fuck up 

When an opportunity for you comes up because someone else is "fucking up", so you take advantage of their screwing up.

Guy1: "Man, Captain Lew is screwing up... he's not doing his job or anything right for our program."
Guy2: "Dude you could totally get his rank AND Position if you catch em' on the fuck up."
Guy1: "Dude, i dont want to be a douche but you might be right... next time he messes up , ima pick that slack right up."

Catch em' on the fuck up by KillaTrevo October 15, 2010

inhailiumus fuckemuphus 

A scientific term used to describe the result of inhaling or smoking drugs. This usually happens rather quickly. Especially when you realize the mind altering state you've entered, but then it's too late.

The man was so fricken high when he smoked that shit. "aka" (inhailiumus fuckemuphus)

inhailiumus fuckemuphus by Surreal steve May 4, 2021

Fuckemup Karen 

A Karen who has transcended the level of fuckwittage that they have resorted to violence and will then hit you. When a person retaliates, the Fuckemup Karen will use their cat-like reflexes to grab their phone and stream pn Facebook live. Other characteristics include, shit hair, usually divorced, gets off on talking to managers and usually wearing expensive brands to show "power"

"Mate, I was at work today and witnessed a Fuckemup Karen"

"Damn, lucky. They're really rare"

Fuckemup Karen by Buffnuggets December 11, 2023