rogue waverogue wave
a huge and powerful wave that occurs on the open ocean without warning, thought to be caused by the merging of a series of smaller waves or by the crossing of waves with strong currents running in different directions
An unpredictable, abnormally large wave that occurs on a seemingly random basis in the oceans. Also called freak wave.
(plural rogue waves)
- (surfing) A freak, large wave.