EFF

EFF stands for "Extra Fast Fredbear" and is commonly used to refer to the creature known as Extra Fast Fredbear.

1: "WE GOTTA MAKE LIKE A BANANA AND SPLIT!"
2: "What's the point? EFF will catch us anyways."

by pickleFOID3030 October 31, 2025

ch-eff

what you can call that one creepy/weird chef at your work that doesn’t deserve the respect of the actual word chef
pronounced ch-eff not shh-ef

bruh ch-eff mike is trying to flirt with me again even AFTER i told him in a minor AND a lesbian

by golfcartgirl5! February 26, 2023

Bee eff dee eye

bfdi but all spelled out

like I like bee eff dee eye

by Helolo December 3, 2025

Effe

I love money

I'm feeling so Effe today.

by ExotericTar May 19, 2023

eff oh

FREAK OUT!

person #1: ARE YOU KIDDING ME?!
person #2: EFF OH

by akek February 22, 2009

Effe up

Also allowed 'eff up';
Infinitive from 'effed up' — meaning to fuck up, mess up, fail at doing smth, ruin smth.

Pal, your silly ideas are gonna effe up my whole plan to roll my balls to Tess

by Oaring_ore January 7, 2022

Eff

Another way to say "f in the chat"

Saying this makes everyone else in the room feel like an uncultured swine.

Person 1: Oh no! I dropped my mug.
Person 2: Eff

by Epic_Cheeto69 June 13, 2019