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a plastic sheath for holding pens in a pocket, protecting the cloth from ink stains(This is a classic symbol of a nerd.)
Why would I need a nerd pack when I use pencils?
nerd pack by Light Joker February 23, 2005

nerdjacking 

In conversation, digressing into extreme and/or unnecessary detail about one’s passion (music, coding, gaming) to an otherwise uninitiated layperson, without awareness or acknowledgement of the listener’s rapidly waning interest or lack of understanding of the subject at hand.
Clyde held Stella’s attention briefly, until he began nerdjacking the conversation by talking about World of Warcraft for 4 uncomfortable minutes.
nerdjacking by antilimit June 14, 2011
Word of the Day on June 17, 2011

nerdjacker 

A nerd (e.g. musical, computer, or academic nerd) that deviates onto their favorite subject while engaging in conversation with an unsuspecting person, sucking the entire conversation of any discernible interest, joy, or understanding.
Tom's bumbling conversation with Judy on Balkan politics in music class was a testament to the fact he was a true nerdjacker.
nerdjacker by arellan July 17, 2011

Nerdpick 

A narrower term for "nitpick," used when the discussion involves Star Trek, Star Wars, Doctor Who, Battlestar Galactica, Tolkien, comic books, etc.
Nerdpick: not only do the above redshirts not die in this episode, one of them ends up getting the girl instead of Kirk.
Nerdpick by Jim in NYC October 21, 2011

Nerdsack 

The ultimate insult. Nerdsack is synonymous with dummy or Jeremy (as used in Pepega Institutes) and is used as a general expression of disdain or can be used to label someone who is unlikeable.
Yo Mick, why are you such a nerdsack?
Nerdsack by QueueMaster May 30, 2023

nerdsack 

A large gathering or group of nerds, or geeky individuals, who usually group up at a private gaming convention or elite chess club.
Nerd - Hi! Did you go to the chess and mario convention last weekend? *sniffle*

Cool Guy - Why would I wanna go to that total nerdsack

Nerd - Whatever. But do you wanna come to my 24hr Zelda gaming day this saturday? *sniffle*

Cool Guy - Stfu and get a tissue (walks away)
More from Urban Dictionary

piddlefart

verb. To waste time doing nothing.
Instead of doing my homework, I decided to piddlefart around for two hours.
piddlefart by Rene April 25, 2005
Word of the Day on October 9, 2026
anyone who succeeds in disgracing/over indulging themselves in the throws of clubland
28 hours and 4 clubs later, gurning for england but still refusing to go home - a total wrongun!!
wrongun by bevvers March 21, 2007
Word of the Day on October 8, 2026

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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