To randomly mash the buttons of your keyboard for your own personal pleasure. Often when bored and IMing to someone.
by MontyYazzie November 24, 2009
To assertively and quickly press a number of random keys on someone else's phone or computer, while they are currently using it.
Jessica was ignoring everyone in the room, while using her phone, so I reached over and keyboard raped her.
by PUNK ASS EVENTS November 30, 2011