Roil - definition of roil by The Free Dictionary Usage Note: The verb roil means literally "to make muddy or cloudy by stirring up sediment," and this meaning has given rise to a number of figurative uses Roil can also mean "to be or cause to be agitated "
ROIL | English meaning - Cambridge Dictionary The rapids, or falls, are created by a series of underwater ledges which roil the water in either direction, causing a significant navigation hazard, despite the depth of water
ROIL definition and meaning | Collins English Dictionary If water roils, it is rough and disturbed The water roiled to his left as he climbed carefully at the edge of the waterfall [VERB] Something that roils a state or situation makes it disturbed and confused Times of national turmoil generally roil a country's financial markets [VERB noun] Collins COBUILD Advanced Learner’s Dictionary
roil - Wiktionary, the free dictionary roil (third-person singular simple present roils, present participle roiling, simple past and past participle roiled) (transitive, of a fluid, especially a liquid) To render turbid by stirring up the dregs or sediment of