Top Definition
An online abbreviation for "Wanna Make Out?"
AOLSCREENNAME: Hey Alessandra, wmo?
by SkankingSam June 27, 2005
Wanna make out?
Dude: Hey gurl, wmo?
Girl: sure, what flava you want?
Dude: Cherry..
Girl: Kiss Kiss
by GotWOOD September 13, 2010
Weapons of Mass ONIJ. (ONIJ = ownage). The top level on the "Scale of ONIJ". A WMO is ONJ that may cause physical or mental harm to the victim.
Terrence is straight trippin. I'm about to hit him with a WMO.
by C&B Connection June 22, 2006
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