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When a female is over weight and has flaps of fat that could be used for intercourse.
Hey baby want to have sex? Oh wait! I found a subgina ,don't turn over.
by Jonny bone January 25, 2012
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2
Any location on the body, other than the vagina, with which you can have intercourse (i.e. fat folds).
Do you douche your back subginas on those not so fresh days?

If you have sex in a subgina it doesn't count, you're still a virgin.

Hey! Check out all those subginas on Large Marge.
by Coffee_kid14 January 24, 2012
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