Top Definition
The deep sound made when a whistle'r is put on a muffler.
From Bubb Rubb and lil sis "thats early in the mornin, its like an alarm clock, WOOP WOOOOP!
#noise #sounds #wooping #muffler noise #loud
by Spencers April 05, 2006
5 Words related to WOOP WOOOOP!
Free Daily Email

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

Emails are sent from We'll never spam you.