Definitions by Sick of bitchy boys

Mds 

Masterbation Depervation Syndrom. The male form of pms, occurs when males fail to masterbate frequently enough inturn making them have all the bitchy qualities of a girl on her period.

Fran: "Dude, Jim is being a total bitch lately!"
Nicole: "Yeah he's totally mds-ing, gross..."

Mds by Sick of bitchy boys December 21, 2010