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Bellybuttugly 

A woman with a large belly and or butt wearing an unsightly bikini or thong.
Lady, wear a cover up, that swimsuit is bellybuttugly!
Bellybuttugly by Benvenuti March 10, 2019

Belly ocean 

When someone's stomach is so fat they can move their belly in a way that it resembled the waves of an ocean.
When she started twerking, her belly ocean started rolling in waves.
Belly ocean by hamdiculous April 29, 2021

Bellybellenditis 

The medical term for the resulting effect of a male being grossly overweight to the point where ones penis retracts back inside ones body.
"I've heard back from my GP with my test results, turns out I've got a severe case of Bellybellenditis!"

"Fellatio is an absolute nightmare with my other half, he suffers terribly with Bellybellenditis!"
Bellybellenditis by EL+MB April 28, 2012

Belly Wash

A nickname for a soft drink.

It is a commonly used by the now deceased Angry Grandpa, the protagonist of the popular youtube channel The Angry Grandpa Show. He would use this when he would order an Orange Hi-C
Angry Grandpa: I'm gonna get a big orange belly wash
Belly Wash by Ryzer2904 August 18, 2018

Orange Belly-Wash 

"Orange Belly-Wash" is a term commonly used as an alternative to Orange Hi-C. It is especially common in the Southern United States. It was made popular by now deceased YouTube Star, Charles Green - also known as "Angry Grandpa".
I want a Big Orange Belly-Wash please
Orange Belly-Wash by BeachedBoat September 22, 2020

Black belly 

It's a Chinese phrase used in many novels as a term to describe a person who seems extremely kind and honest. Someone who is very hardworking A gentle person.

On the outside.

But they turn out to be dark and soulless on the inside.

They act kind to lure you in and manipulate you. These people generally turn out to be the exact opposite.
A black belly is a person who has a dark inside and a bright and cheerful outside
Girl one: I recently started to read this book, The male lead seems like such a nice guy!

Girl two: Oh, I've read that book! I agree, he acts like such a nice guy, too bad he is a black belly
Girl one: WHAT? I haven't read that far yet
Girl two: Oops...
Black belly by ririrhiJujuhipyaayaa December 29, 2018
More from Urban Dictionary

square grouper

Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.
"Base we've got some square groupers floating outside of Miami harbor."
square grouper by slipsheet November 6, 2004
Word of the Day on October 7, 2026
A girl who does ballet and only talks about ballet. Her schedule is filled with dance classes which does not allow her to do any other activity.
"Hey, do you know that girl Sally?"

"Yeah, she's kind of annoying. All she ever talks about it ballet."

"Wow, what a Bunhead."

"Hey Sally, you want to hang out this weekend?"
"I can't, I have dance."
"You're such a Bunhead."

"Yeah... I know."
Bunhead by Jen00 October 24, 2014
Word of the Day on October 6, 2026

trucker's tan 

A sunburn or suntan focused on the left arm. It is caused by the left side of the body being the only half that gets exposed to sunlight while driving. Presumably, it would be located on the right side of the body in countries where they drive on the left side of the road.
I had a trucker's tan after driving for 10 straight hours on a sunny day.
Word of the Day on October 5, 2026
The phenomenon where adults salivate at children's toys
Every time I walk into the toy aisle, I catch myself kidulting over the latest action figures and LEGO sets!
kidulting by Emotional Cruiser October 12, 2025
Word of the Day on October 4, 2026
British slang for a scientist or technical expert, esp . when the speaker is not certain of the expert’s specific field of study. Not necessarily derogatory, but typically used by persons without a technical background. In the US, the equivalent would be “egghead”, “squint”, or “geek.”

Origin of the word is unknown. Started sometime in World War 2. Given the typical evolution of British slang, could easily have started because what these experts did was confusing or “baffling” to the common person.
According to the boffins downstairs, the murderer used a serrated blade.
Boffin by Agnon February 11, 2023
Word of the Day on October 3, 2026

Pee Calculus

When you have to pee in a movie but don’t want to miss anything, and must do the following mental equation: will the amount I have to pee cause enough discomfort to diminish my attention capacity for the remainder of the movie to an extent which is greater than the amount of the movie I would miss by making a mad dash to the restroom.
I saw Satantango last night, wonderful film but by the 5th hour I had to start doing pee calculus.
Pee Calculus by anorlondo October 1, 2026
Word of the Day on October 2, 2026
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