1 definition by Kay97
Break-up brain is a situation in which occurs when have just broken up with your romantic partner or significant other after a long term relationship. A person suffering from break-up brain suddenly finds every person around them attractive and has multiple concurrent crushes right after a break-up.
Ever since Maria broke up with her high school boyfriend of 2 years, she had a serious case of break-up brain - she suddenly finds everyone attractive!
by Kay97 December 1, 2016