1 definition by Thisismyusername111

Top Definition
"Boob Falling Out"
When your boobs are falling out of your shirt or dress
Jane needs to pull up her shirt she has a BFO!
by Thisismyusername111 August 02, 2010

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