Top definition
On Major Badminton - 'getting your badminton on'.
A: Where's Ellie?
B: I saw her with her racquet before; she must be on mb.
by pa12 November 13, 2010
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