Sum Yun Gai

The typical asian man (some young guy)
slim,about 15-16 years old not higher than 5,50.

Person A:"Dude whats that white stuff"
Person B:"its cream of Sum Yun Gai"

by TheAsian13 August 23, 2019

Man Sum

A person who is full of weeb and anime.

Man Sum is living a legendary life like in Japan to the fullest.

by Anime Warrudo August 18, 2020

did the sums right

Offered a math teacher oral pleasure in exchange for a high grade in a class.

Mick: How did he get an A in calculus?
Tone: He did the sums right

by littleclinty September 14, 2020

positive sum game

Any engagement, where both parties involved will benefit from the outcome.

Operating a small scale, sustainable micro green farm is a positive sum game. Everybody wins, the customer, the farmer, the planet

by spamii October 18, 2020

SUM

A Submissive, Used and Messy

She was sooo good, she was the perfect SUM.

by I'm the giant now February 1, 2023

Cum sum

A random amount of cum, semen, etc.

Extremely Hot Female Cashier: "Alright, this will equal to 5 dollars and 53 cents"

Me: "What if I gave you a cum sum that you'll want to pay that much for?"

"Hell ya baby!"

by Retard_Ryan February 8, 2023

La Diddle sum

When you don't have boost in rocket league/ammo in games

"I quite la diddle sum have no boost"

by La diddle sum December 27, 2023