A calamitous event, one occurring suddenly and causing great misfortune; a failed attempt at masturbation.
If somebody walks in on you or a tornado comes while you're a masturbating and you're interrupted... your attempt to masturbate becomes a disaster - disasterbate - disasterbation
Dude: My mom caught me jacking off man...
Sweet: Damnn.. Tragic man, disasterbation can hurt a guy for real
When you’re using a vibrator that wasn’t fully charged so you keep stopping to briefly charge it so you can finish but you never charge it long enough to give it enough juice to get the job done.
After her vibe died three times, Kay decided to put and end to the disasterbation and threw the useless thing across the room.
When a person or situation moves beyond being mildly disturbing but it is not a full blown disaster.
Geez, Todd, This is the best part in the movie and you keep talking through the entire thing. You’re creating a real disasterbance. Don’t be an ass!
The act of masterbating after an unsuccessful night of trying to bring someone home from the bars.
Matt: Did you bring someone home last night?
Jake: No, there wasn't anyone drunk enough to come back with me.
Matt: That sucks dude
Jake: It's okay because I disasterbated when I got home.