Top Definition
When in the middle of the act of sexual intercourse when one becomes angry for unknown reasons, "Hulk Smash!!!" is said, Or during climax.

Is also used to refer to loud grunting noises emitted from male pornstars during a taping.
"He gave her The Bruce Banner so loud we could hear it from down the hall."

"uuhn! UH! Hulk Smash!!!"
by Dr. Lickenbush October 04, 2005

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