Meaning

noun a powerful circular current of water (usually the result of conflicting tides)

verb flow in a circular current, of liquids

originFrom earlier whirlpoole, whirlpole, apparently from Middle English *whirlpole, potentially coalescing Old English hwierfel (“whirlpool”) and Old English hwierfepōl (“whirlpool”). Equivalent to whirl + pool. Cognate with Scots quhirlepole, whirle-pule (“whirlpool”). Compare also English whirlpit. Eclipsed non-native Middle English gurges (“whirlpool”), borrowed from Latin gurges (“whirlpool”).

Etymology from Wiktionary, CC BY-SA 3.0