Roo 

When the head of ones penis pops through the worn out hole in the front of ones underwear, looks like a baby kangaroo.

My Roo popped out and so girlfriend grabbed it and put some "Roo in her 'do!"

Roo by Hcaz Sakraf November 29, 2006

roo 

colorful, exuburant, eclectic personality exhibited through a performer. someone that carries herself strongly when walking into a room.

Paris Hilton and Rachel Rankin are roos.

roo by Abbey Robertson April 19, 2006

Roo 

Rarest; only one

Steff is the Roo -Molly

Roo by Lovebugz32 November 5, 2017

Roo 

Simply means to rub one out.

Man I cant fall asleep Mckizzle what should I do?

Dude go Roo it does the trick 70 percent of the time, everytime!

Roo by Brad-Mike December 4, 2010

ROO 

The fukin Taliban of Straya, but they are accepted because they are the only reliable mode of transport; No one likes riding the Echidnas so fuk off. Watch out, if you see a wild Roo munchin your grass, fuk it up before it fuks you up.

Larry: Fuk theres a Roo on my lawn.
Roo: Fuk cunt, I will fuk youy up.

ROO by MINI RANGA JESUS May 30, 2019

roo 

Roo - a female that enjoys the texture and taste of male semen

My gf lisa is a real cum-a-roo.

roo by chammm July 25, 2006

Roo 

Being Rude. (As made famous by Bon Qui Qui.)

I'm in the middle of a conversation, don't interupt. Roo.

Roo by bon bri bri October 19, 2010