Simple past tense and past participle of dunk.(verb)
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Use "dunked" in a sentence
"After West scored the game's opening points, Kenyon Martin dunked on the other end, igniting a 27-6 run."
"Billups drained his third 3 of the game during the spurt, while Kenyon Martin dunked and J.R. Smith converted a tough driving layup into a crowd."
"Howard converted a three-point play, Terry dunked from the baseline, then made one of two free throws to cut it to 49-46 with 32 seconds left before the half."