1 definition by betcccccchh (:

Male PreMenstrual Syndrom.

When a male has frequent mood swings, just like a girl on her period.
Example 1- Kevin is MPMSing again, i cant listen to him bitch anymore!
Example 2- Have you talked to Kevin today?

Nah, I'm trying to avoid his MPMS rage.
by betcccccchh (: April 22, 2010
Get the MPMS mug.