an abriviation for man boobs.
you can usually see these on fat ass brothers who drink and eat too much.
and generally they are seen holding a bucket of KFC.
OMFG my brother has the biggest moobs I have ever seen because he's a fat ass with no life
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