1 definition by Croooooooow!

When a person pulls down their swim trunks and attempts to crest the water like a dolphin breaching the surface, thus exposing their pale, white asses to the world. A variant on mooning in a swimming context.
"Whoa dude! Look at those white dolphins! They're going to get sunburn."
by Croooooooow! April 16, 2014
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