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Sport or recreation
Bob: "Do you like summing?"
Jake: "Ya, I play baseball all the time"
Summing by Isabellathefirst January 13, 2009
When one Sings and Humms at the same time! It is quite a pleasant sound a bit like a young walrus' mating call!
I was walking down the street Summing to myself
Summing by Chemshotlord October 13, 2015

Dentz or summing 

When you get Fifa 20 for Christmas
It was so “dentz or summing” when we got Fifa 20 for Christmas and got smashed by 9 goals on co-op seasons
Dentz or summing by YouAreABot December 27, 2019

Lump-Summing 

The act of grouping people you hate together as if they were all the same person; usually giving them all the same disparaging handle or slur.
"How is it that all you conservatives are racist nazis?"

"How is it all you progressives are communist pedophiles?"

"Would you both just stop Lump-Summing eachother?"
Lump-Summing by Muttemor September 3, 2022
The act of eating a donut off of a penis
I am going to get some Krispy Kremes and see if anyone is down for some simming

The best way to eat a donut is by Simming
Simming by Millennialcast May 12, 2016
The Act of Eating a donut off of a Dick
I'm going to get some Krispy Kremes and go simming at the club
Simming by Millennialcast May 21, 2016
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
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