Top definition
a flapster is a drunk mother, or woman over 40, who appears to be possibly a lesbian, but is not accustomed to sexual activity of the sort. it is impossible to see a "lone flapster" as they always come in pairs, or more.
Last night, my mom went to the neighbor's to hang out with her flapster friend. She came home a bit too tipsy.
by shesmymother July 24, 2009
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