to throw someone to the gound and beat them with greatforce and step on them repeatedly. this is usually very painfull (pending on who is doing the beating) but can also be very funny under the circumstances.
1. A romantic interlude spanning more than 3 hours.
2. A romantic interlude consisting of multiple attempts at and completions of sex. Note: The use of E.D. remedies (Viagra, Levitra) willre-categorize the acts and the term clobberthon no longer applies. See "Bob Dole on a Roll"
I met a freak at the club and brought her home... It was Clobberthon 2006".