Chesting

[Magaret]

When one guy seemingly at random punches another guy in [the chest], [knocking] the air out of him. This is done back and forth between the two males as a game. Each [incident] is increasingly surprising for the victim.

[Jason Yan]

-Verb
The act of thrusting a penis of a homosexual male between his overweight partners [moobs] ([man breasts]). Possible with transexuals and also dildos. Could be considered a [sexual fetish] to some.