1)1. A bitch. Ill-tempered, nasty, always spoiling for a fight, looking for a way to run someone else down, or taking something the wrong way. May be either gender.
2)bitch on roller skates
3)Seeking to be the center of attention at all times even when not appropriate
4)Exploding with with a random illogical rage at a specific person at all times
5)Oblivious to what people think about him or her at any given time
6)Thinking everyone wants or is into him or her
Wow, why are you being so maner?
Oh no.... she's having another maner!
You are acting like a total maner right now.
(Verb) The act of saying you will do one thing, however at the last minute, changing your mind and doing something completely different; screwing over your friends for the benefit of yourself or others that you deem more worthy.
"Tommie and Brian were supposed to come out with us tonight, but they totally pulled a maner and went to the concert instead."