Top Definition
When a group of horny drunk guys grease themselves up in butter and jerk off to pornography together for a long amount of time. Usually is a playful, and yet rough and violent act. It can also define as 2 fat people or crack addicts participating in marathon sex.
Logan walked in on his suitemates participating in a scumathon, he gasped because there was cum, shit, and blood everywhere.
by Lupinve Devine October 25, 2006
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.