Top definition
The intensely pleasurable feeling you get when watching Michael Phelps beat the French in the 2008 Olympics.
Oh God, Michael Phelps went for #8... I think I just had a Phelpsgasm.
by Monica Foy August 18, 2008
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