a group or females (usually young) who all have space between the thighs, just below the crotch. A gap is indicative of a slim figure and is very sexy.

The Gap Band was a funk group in the 70's and 80's who played cool music. they were cool, and so are large groups of gorgeous girls who have Gap
look at those girls over there in the mall, it's a regular Gap Band convention going on
by Dave the Fackal May 5, 2009
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