Undefined

A bad/cuss word in the computer language. Usually, undefined means nonexistent or in other words, not there and too ugly to pass.

When Jake Paul searched up his name in google, and he came out as undefined.

by FlexTape October 23, 2017

undefined

undefined is just what it says

That is undefined to the MAX

undefined!

by stav August 10, 2004

underline

To cherish someone forever

I’m going to underline you.

by Firewater2805 November 19, 2020

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by programmerista February 13, 2022

underlingus

An employee's flowery ass kissing verbiage of a supervisor or manager.

Brittany and Chad competed to be most complimentary of management's new mission statement. It was total underlingus.

by mrbarbell January 17, 2023

Undermineantinonnallyiltyer

When u add whatever the fuck to a word

Undermineantinonnallyiltyer Is a completely ducking useless word

by QSXDRFVGYHNJI June 4, 2023

An Undefined Word

A word that hasn't been defined yet on Urban Dictionary. These are EXTREMELY rare, as someone has either stole your idea, or you aren't creative enough.

Horny Teen 1: What are you doing?
Horny Teen 2: Trying to find an undefined word in the good ol' UD.
Horny Teen 1: Why?
Horny Teen 2: So I can define it, idiot!

by RedRabbit1987 March 19, 2019