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Means when u need some space or seperated from your partner or spouse, you attend to bitch about them to friends or family while you have your space..
Hey man, hows your girl doing mane?
Guy says: Not much now since we are space bitchin..
Friend says: What you mean by space bitchin?
Guy says: Its when we both get space and bitch about each other to friends or family..
Friend says: LOL
by Redbull aka JG February 06, 2010
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