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2.
A the act of having sexual intercourse over webcam/computer
Usually involving one person masterbating while the other masterbates too, while talking dirty to one another
John: Hey Kayla, wanna camsex tonight?
Kayla: Sure, can't wait to see you there!
by Dopi November 03, 2010
 
1.
The explicit depiction of live or recorded sexual subject matter via cam or camera with the sole intention of sexually exciting the viewer(s) and/or one self.

Any type of cam can be used with webcams connected to computers or mobile cams in mobile phones as the most popular cams.
Jane had cam sex with Joe on the internet using her webcam.

Joe called up Jane with his mobile phone and had cam sex with her usinge his mobile cam.
by Dark Honey August 05, 2008