The act of having sex with some one between the mattress and bed frame.
Used to apply more pressure to achieve a tighter feel for both parties. Usually the female is Samawiched but can be used for gay couples as well.
Dude the chick I am seeing at the moment said I want to try something new so I showed her the Samawich. She loved the extra pressure from the Samawich press.
The only issue is the air supply so I am installing a scuba setup for longer durations.
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