Having a fun time with other people. Wapooing often involves dancing, partying, or a combination of the two. Wapoo does not involve anything sexual.
"Sandy, Ariel, and I are wapooing this weekend at Club La Vela. Are you coming?"

Reference in the 2008 movie, Mamma Mia, in a cheer by Donna and the Dynamos.

"Dynamos! Dynamites! Sleep all day and wapoo all night!"
by bunnieluver September 4, 2012
Get the Wapoo mug.
To dance, party.

Used in the 2008 film Mamma Mia in a cheer by "Donna and the Dynamos"
"DYNAMOS, DYNAMITE! Sleep all day, and WAPOO all night!"
by Double B. September 3, 2012
Get the Wapoo mug.
To dance and party!
"Alice and Carrie must have had a great time wapooing last night!"

Referenced in the movie Mamma Mia: "Dynamos, Dynamites, sleep all day, and wapoo all night!"
by alliwant4christmasisu September 4, 2012
Get the WAPOO mug.
Not to be confused with a sexual act, to wapoo means to party or dance.
Referenced in the 2008 movie, Mamma Mia, in a cheer by Donna and the Dynamos: "Dynamos! Dynamites! Sleep all day and wapoo all night!"

"What do you mean you're wapooing? I thought only sluts did that!"

"No, it means I'm going out to party tonight! I'm a virgin, genius!"
by thisismy13thtry September 4, 2012
Get the Wapoo mug.
To dance or party. Used as a non-sexual connotation in flute section cheers throughout the country.
"Dynamos! Dynamites! Sleep all day, and WAPOO all night!"

"Bethany couldn't understand why wapoo couldn't be used on a t-shirt--that is, until she checked the original urbandictionary definition!"
by ncflutesection September 4, 2012
Get the Wapoo mug.
The action of dancing or partying. It can also be used as an exclamation when having a good time.

A non-sexual way of having fun.
"Wapoo! This is fun!"

"Hey, Sam and I are going to wapoo this weekend--want to join us?"

Reference in the 2008 movie, Mamma Mia, in a cheer by Donna and the Dynamos: "Dynamos! Dynamites! Sleep all day and wapoo all night!"
by carlseecurd September 4, 2012
Get the Wapoo mug.
NOT SEXUAL
"Wapoo! This is fun!"

"Hey, Allison and I are going to wapoo this weekend--want to join us?"

Reference in the 2008 movie, Mamma Mia, in a cheer by Donna and the Dynamos.

"Dynamos! Dynamites! Sleep all day and wapoo all night!"
by allerson5 September 4, 2012
Get the Wapoo mug.