Top definition
used to express over whelming happiness of all kinds. best said in a deep, loud voice.
soph : kiera, i bought you some chinese delicacys.
kiera : BABA BOO!
by chimpbaby June 06, 2007
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