1 definition by Henway

Top Definition
To throw up so hard you sound like you are saying "booo aaack"
Le Brum boo-acked so early this morning after last nights party.

Don't boo-ack on my shoe please.

by Henway April 18, 2006

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