Runny Chucky 

When a person is taking a crap that starts out as diarrhea then suddenly turns into fat turds

Tim: "You were in the crapper for a while did everything come out ok?"
John: "No it was terrible i shit everywhere, it started out runny and then it randomly turned soil."
Tim: "Ah the 'ol runny chucky."

Runny Chucky by Takin a big ol dump June 2, 2010

He was running his mouth, wasn’t he!!!!!!! 

He was running his mouth, wasn’t he!!!!!!! — The epitaph of any dead snitch that thought that the witness protection program would keep him safe.

A member of the community standing over a bullet riddled body with a rat in each hand and one shoved in its mouth:

“ He was running his mouth, wasn’t he!!!!!!!”

He was running his mouth, wasn’t he!!!!!!! by Mind Hunter the Profiler March 9, 2023

running laps

When you are reading a manga/manhwa or watching an anime and something cute or hot happens, then you need to get away from ur phone/pc for a bit to process what just happened, so u run laps (probably around ur house)

"Did u saw that kiss from banana fish ?"
"Yeah that shit got me running laps around my house 🏃🏽 ♂️💨"

running laps by camidee December 11, 2020

Runna 

Popularized by the youtuber reggiecuhh a runna is a fast girl or a hoe

Oh i just smashed that runna

Never date a runna

Runna by FREINS March 18, 2022

Running from the dick 

When a female can not handle the dick during sexual intercourse

“Damn baby this dick got you running”
“Why you running from the dick”

Running from the dick by Boomhangdangalang January 27, 2020

A Runner 

A person who runs off stage after Maury reads the DNA test results! When Maury says: "You ARE NOT the father!", women become Runners to the right stage exit. When Maury says: "You ARE the father!", men become Runners to the left stage exit.

Sholanda is still trying to find her daughter's father with the help of the Maury show. She has tested 17 different men, and 17 different times she's been a Runner!

A Runner by talk2me-JCH2 January 28, 2017

prometheus school of running away from things 

A saying that is applied when somethimg is falling on or chasing someone, and instead of turning and running to get out of the path of the object, this person runs straight instead.

The man ran was about to be crushed by the falling building because he obviously went to the prometheus school of running away from things.

prometheus school of running away from things by JokinWaffle March 27, 2016