1 definition by J.P.Eisenhower the tenth

another way of saying Yes, but sounds more like a quick,loud barking noise. Mostly said by older people in Maine or New Hampshire.
Cashier:Excuse me maam, would you like your denture cleaner in the same bag as your chewing tabacco?
Lady: KNAPP!!!!!
by J.P.Eisenhower the tenth July 11, 2008
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