1 definition by saxface14

a involuntary body spasm (stinky cheese face, gesticulating, loud outbursts, etc.) which occurs when listening to a jazz song so mindblowingly tight, cool, high, screaming, or any combination of the 4, etc.
The intro to Sir Duke was so intense, I had a major jazzgasm.
by saxface14 October 28, 2012
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