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Undecided 

A person either a guy or a girl who isn't quite sure of their sexuality yet.

It's a phase that everyone goes through in some point of their life.
-What's with tony posting all these pictures of hot guys on Damien and Sophie's wall? I thought he was straight?

- Tony? yeh, no he's actually undecided
Undecided by Livinglifebytheseconds September 22, 2010

undecided 

Somebody, usually a girl who likes other girls but is afriad to become lesbian. She thinks she is confused but she likes only girls.
girls with the names Sarah, Nicole, Megan, and Lisa are commonly undecided.
undecided by ur person February 20, 2009

Undecided Voters

The 2nd-biggest idiots on the planet, right behind people who vote solely because of party.
Those clueless undecided voters are almost as stupid as Bob, who voted for George W. Bush just because he was a Republican!

is undefined 

the description of a word that has not been defined in the by urban dictionary viewers.
is undefined by James T. Carson April 22, 2006

Underidoderidoderiododeridoo 

Me: Bro the quote "Underidoderidoderiododeridoo." speaks to me every time.
Random Person: What

Undefined 

See the example below.
See the above definition for undefined.
Undefined by Mr. Bodkin Newberry August 22, 2007
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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