Top definition
To pull a Lacy...

When your girlfriend suddenly develops signs of schizophrenia and split-personality disorder, becomes predominately a male sub personality, changes her name to Lucas, buys a compression vest, and makes you do kinky sh*t in bed.
Man, my girlfriend used to be so much fun.... untill she pull a lacy and made me be HER bitch.
by Leftover Crack! October 06, 2012
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