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Originated from a "non smoking" campaign on South Park. Nunsta is a prefix which can be placed in front of another word to mean "not". Antonym of "uber-"
Jim: "Man, that basketball game was uber sweet"

John: "Nah, I think it was nunstabadass."
by Jeremy Fisher March 18, 2005
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A woman who belongs to a religious order or congregation devoted to active service or meditation, living under vows of poverty, chastity, and obedience.
amanda is a nunsta cause she dosent want sex.
by Jon M. S. August 13, 2003
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