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A penis, specifically a bulbous or "chode" like member. Less of a "shlong" more of a "wang".
"Slap a fat one in your mouth and STFU"
fat one by Colly May 13, 2005
I slapped a fat one with my fat one!
fat one by MBC April 1, 2003
An overly sized penis (like my own).
Nice hair faggot. Choke on a fat one fucker!
fat one by Huge fucking dick April 1, 2004
When you nut so good the shit splatters everywhere.
Yo homie I busted a Fat One last night. Good ass premium porn.
Fat One by DashUnaSkorDash September 20, 2018

Fat one 86 

A greeting used during conversation with a Streamy.
“What’s up fat one 86?”
Fat one 86 by MysticalGod January 1, 2022

Rip a Fat One 

To rip a fat one is to rip a massive fart that could potentially cause an earthquake or rip a large hole in the pants.
This fart is usually extremely stinky, pretty much equivalent to the same gas used in world war 2 by the nazi executioners.
Jared - "Oi Atef! Rip a fat one!"
Atef - "*Rips a fat one*
Rip a Fat One by Atef Lord February 8, 2021
More from Urban Dictionary
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
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