1)Euphemism, substitution for the rather clinical word for vagina.
2)Play on the popular health-drink franchise "Jamba Juice".
Oh man, I'd sure love a taste of her vajamba juice!

Did you SEE that girl's skirt? It was so short you could almost see her vajamba!
by Professor Jonathan April 21, 2008
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Missing pajamas. Vanishing (va) + pajambas (jambas). Typically when looking for pajamas. Whether under your bed or in a dresser drawer.
I can't find my vajambas!
by reptarkae August 11, 2011
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