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A Caribbean term for the extra bit of money a woman will carry with her on a date. The amount usually covers cab fare or the bus ride home, just in case the cheap mofo wont pay for her ride/invite her in for coffee.
Trini girl: I got a date with cute but poor tonight.
Bajan girl: I hope you got your vex money.
Trini girl: Guuuurrrl, I always gots ma vex money!

*cackle, cackle*
by FoxyPrincess September 03, 2010