Adj A man who is obviously gay
"i thought Mark was a little weird, he was seen at the club wearing a pink boa. What a whoopsie!"
by Heywood Jeublome September 21, 2004
Lavatorial accident, a la Frank Spencer.
Oo Betty, the cat's done a whoopsie in my beret!
by David from Kingsbury November 11, 2003
A flaccid penile ejaculation, inducing a violent recoil.
John had an embarrassing whoopsie during a routine physical with Dr. West, resulting in a big soft white mess.
by ImMoney9 August 19, 2010
to get a boner at a bad time
"Dude, RIGHT before I had to give my speech to the class, I got a whoopsie!"
by Chili_Dude December 16, 2008