Mark I (Mark One)

The first in a series.

I saw that with my own Mark I (Mark One) eyeballs.

by Proof_positive August 22, 2011

Crazy One

There’s no better definition than “Thaneiaa”

Crazy One ... Exactly

There’s no better definition

by 12pseudonym12 August 7, 2019

word-by-me-which-no-one-knows-or-uses-because-it-is-not-in-the-Webster-dictionary-so-I-wrote-this-word-in-the-Urban-Dictionary-site-which-gets-my-creativity-of-words-into-action

This is a phrase into a word which is unnecessary long to become a word, but why not add it?

A: Dude, I got this random word I wish was on Webster...
B: Bro, What is it?
A:Bippity-boppity-doo, which is a word-by-me-which-no-one-knows-or-uses-because-it-is-not-in-the-Webster-dictionary-so-I-wrote-this-word-in-the-Urban-Dictionary-site-which-gets-my-creativity-of-words-into-action.
B: You wrote it into Urban Dictionary???

by minh_says_urban March 14, 2025

letting out a wet one

the act of pissing or letting out liquid in excitement or fear

oh boy is that dog letting out a wet one
-me 2022

by basic0rat February 11, 2025

That one sound

That one sound made by a slightly bendy sheet of any material when shaken.

Hey Jared! Check out this cool thing I found! it even makes that one sound! *woopdwoop woop woopywoop woopwoooop*

by whoopwoop May 29, 2022

Thicc one

A girl with a really big ass

Damn Amy is such a thicc one

by Richkid55 May 12, 2018

This isn't one of those times

The basis of civil rights is changing how people interact with you in public.

Hym "This isn't one of those times! This is a 'I'm entitled to money for you doing that' times."

by Hym Iam September 20, 2025