Top Definition
The distinct sound of panties compulsively dropping to the floor, specifically in response to the direct actions, entrance, or pure awesomeness of a dude.
When Josh walks in the room full of ladies, all you hear is "thlump, thlump, thlump".
by j2.0 March 22, 2011

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×