A phrase used as a greeting to friends and strangers alike to try and match the word nigga, in why in the hell such a horrible word would ever be used the way it is.
When someone from Alabama notices his mother is passed out on the couch drunk and decides to take the opportunity to rape her. Commonly used as a form of revenge when your brother steals "your girl". Usually occurs in a trailer park.
Bruce: Hey Tim...looks like mom is passed out drunk again!
Tim: Great, nows my chance!
Bruce: Shut up you 'Motherraper'
A total noob who runs through a base in tribes 2 who destroys EVERYTHING while using the strongest armor, armed with the strongest weapons. AVOID. If encountered, use anything fast or capable of repeated fire in a short time.
jo: Dude! that base raper just flew through our base!
Q: What was his name?
jo: toughguy123.
Q: what a noob.
toughguy123: j00 h4v3 b33n t3h pwnz0rD!!!