1 definition by TruMagoo

Top Definition
1. This is when you moon someone from the front. You flash them your shlong, for what reason? That I don't know.

2. To flash them your penis.
Bro, did you just flagday me? You're a fruit.
by TruMagoo September 04, 2008

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