A nickname for any device in RIM (Research In Motion)'s BlackBerry lineup. It comes as a result of the BlackBerry devices' push e-mail capability, sometimes resulting in users constantly checking and sending short emails, forming an apparent addiction to the use of their device.
"Are you going to the movie tonight?"
"..."
"Hey!"
"..."
"HEY!!!!"
"Oh, sorry. I was using my CrackBerry."
"..."
"Hey!"
"..."
"HEY!!!!"
"Oh, sorry. I was using my CrackBerry."
by macfanboy November 07, 2009