A term telling someone to make a decision whether they are going to give up and quit (pussy out) or hang tough and stick it out (bitch up). It can also apply specifically to a woman trying to motivate another woman, it is not meant to be derogatory. bitch up, give up, determined, throw in the towel, never give up, fight
You are on mile 26 of the marathon, are you gonna pussy out or bitch up and make it across the finish line.
by joecoolthefool May 6, 2016