1 definition by Tatum33

the mega bone

The placement of one's foot behind his head during a sexual act. Usually preformed while having sex in the doggy style position. It has been said that if done correctly the other sexual partner will BIG O continuously for one minute. P.S. attempt with CAUTION

Dave DiSano was seriously injured while attempting the mega bone on an unsuspecting female.

by Tatum33 August 31, 2008