Top definition
Acronym standing for "Rock et Belles Oreilles", a legendary french-canadian comedy group active from the 1980s up to the mid-1990s.
Wow, ta joke est de qualité RBO.
by Edgar Pruviance May 26, 2009
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug
2
Random Boner Occurance
I got an R.B.O. in the middle of class today!
by Michael Perkins June 20, 2006
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug