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1.
The act of becoming extremely intoxicated from drinking wine.
Husband: (watching game with friend) Yo Frankie I don't think she is ever gonna cook dinner for us, she just poured another glass of Shiraz. She be on the grape.
Frankie: true. Your wife is smashed, if I woulda known your wife be on the grape I would have ordered some pizza.
by CCR7 April 24, 2011