Robbie Rotten

The mischievous, notorious arch nemesis of Sportacus in Lazy Town, played by Stèfan Karl Stefánsson. Famous for the hit single "We Are Number One".

It is also used as a name for someone very mentally ill to the point where they act like they are a supervillain, and steal things from others on purpose for attention.

Mike: Dude, Josh became a Robbie Rotten.
Rich: Yikes.

by AlHarringtonWackyWavingTubeMen April 22, 2024

Butt Rotten

When you feel like trash.

Man, today I just feel butt rotten.

by Mcfly June 11, 2024

A Rotten Orange

A negative way to describe a bad colour of orange, one that doesn’t look very nice.

“I hate that color of orange on that wall.”
“Yeah that’s a Rotten Orange.”

by Jcp-Foundation5764 June 9, 2025

100 rotten fannies

An absolute horrific smell. So bad it peels the cheese off ya knob

Jesus that stinks, Johnson. It's worse than 100 rotten fannies!

by MassiveChicken84 December 2, 2025

Brain ritten

Past tense for the word "brain rotten"
Which is slang for when someone’s mind feels dulled or damaged from constantly consuming low‑quality, usually online, content.

“Playing low-effort mobile games all day has my brain ritten; I can’t focus on homework now.”
"I'm brain ritten from scrolling TikTok all night instead of sleeping."

by Vincefrmda7 January 10, 2026

Robbing the Rotten

When you become a real villain, catch a good guy, like a real super hero, and try a disguise. It's when you become the pinnacle of rottenness. You officially robbed the rotten.

bae: What you doing?
bf: just robbing the rotten
bae: do you have me as 'bae' in your contacts? kys

by Robbie Rotten Fan Number One April 2, 2017

You’re rotten’ me

Slang created by BLGL. Used when someone does some dumb shit.

Example:

Random: yo gago can i get a sub?
Gago: nahh you’re rotten’ me hell no

by pic0s_blgl June 9, 2023