Verb. The act of partaking in masturbational activity using a baseball mitt. One must tenderize their preferred mitt and likewise toughen the area to be stimulated in order for successful mittsturbation to occur. After many sessions with one's mitt, the mitt will be considered "broken-in". Each session brings the mittsturbator closer to this desired state of mitt. This is an extremely advanced technique in terms of self stimulation, and should only be exercised when one considers himself (or her...self..) ready. Prerequisite: one must be a major league masturbator in order to commence in minor league mittsturbating.
John mittsturbated with his new Easton glove, which ultimately resulted in a pop-fly to center field.
Stanley asked his girlfriend to mittsturbate him. Unfortunately, she could not because she did not own a left-handed glove.
Verb. The act that people managing or running projects perform when they create milestones for their projects, at the last minute and in a state of frenzy.
Come on everyone, the projectpresentation to the MD is due at 2pm and we've got nothing. Let's get milestorming.
Boys who enjoy yaoi (a genre in Japan that contains sexual and/or romantic relations between two men); literally translates to "rotten boy"; corresponding female : fujoshi