A heterosexual girl that acts like she's in to girls at parties or bars. As soon as she gets some booze in her, she'll dance with, kiss, grind, grope any girl that comes along. Usually all this is to attract attention from guys.
"She had one Sex On the Beach, headed for the dancefloor and BAM! Party Dyke.
by KJ March 1, 2005
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when a girl kisses or has relations with another girl when intoxicated in to impress men.

other wise known as...Barsexual
PARTYDYKES have boyfriends one week and girlfriends the next.
by miss archie March 26, 2008
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