1 definition by Lilly amazon

The coolest person in the world.

if u know mop or are friends with her, then u must be cool.

If someone brags about something they have, you say "i know mop" and it shuts them down because there is nothing better to say.
Narelle: "OMG i got with the hottest guy in the world yesterday!"

Allanah: "well im friends with MOP!"
by Lilly amazon May 27, 2009
Get the Mop mug.