extreme bitterness given off by someone who has just lost a game of mario party
after losing all of his stars and the lead, Brent became a "bitter betty"
by John Vincent November 27, 2007
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Someone with an exceptional amount of PMS or a general cranky disposition.
"He sure was acting like a bitter betty this afternoon at the meeting"
by melissa parmer September 17, 2003
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Man-haters who meet in groups to plot vengeance against men.
"those bitter betties are planning to to issue the new handbook this September"
by mvjhvhj August 25, 2021
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