A laugh created by Sean Thoman and coined by Craig Ryan, is a laugh which is unexpected, ceased early, and performed by using two overlapping partials of the voice. It is sometimes performed when at a loss of words due to an unexpected greeting or question.

Person: "Hey Sean. How was your summer?"
Seany: "Hahn."

Hahn by Craig Ryan August 30, 2004

Hahn

Hahn is the last name of the DJ from the Alternative Rock/Hip Hop band Linkin Park (Often tagged Mr Hahn or Chairman Hahn).
Most famous for his songs "Cure for the itch - Hybrid Theory" and "Sessions - Meteora"

"I'd like to introduce... Mr Hahn"

Hahn by Monsieur Valentine December 28, 2005

Hahn

To be someone's friend exclusively for the purpose of becoming connected to their girlfriend so that when a break-up occurs, you can get together with her.

"What's the matter man?"

"That douchebag Steve wanted to get close to me just to get to my ex!"

"Dude, you just got Hahned!"

Hahn by Ninjakrow October 18, 2008

Hahn

Adj. 1) Used to describe something homosexual, or gay.
2) A very minute object

"Bro! That shirt is so fuckin Hahn!"
or
"Dude, that was fuckin whack, why are you being such a Hahn?"

Hahn by Big Butta April 11, 2004