1 definition by Meme1

Top Definition
Sister, or someone who is just like a sister.

Pronounced "may may".

The generally accepted spelling is Mei Mei from the Chinese word for little sister.

Origin: The sisters shout it at each other at the end of JOY LUCK CLUB.
Meme!!!!!

My brother just got married, so now I have a new meme :).
by Meme1 April 23, 2009

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