gloup

noun

ˈglüp

plural -s

: an opening in the roof of a sea cave through which incoming waves may force air to rush upward or water to spout intermittently : blowhole sense 3

Word History

Etymology

probably of Scandinavian origin; akin to Norwegian dialect glūp hole, gorge, abyss; akin to Swedish dialect glūpa to gape, swallow, Old Frisian glūpa to look, Middle Low German glūpen to look with half-closed eyes, and perhaps to Old English geolu yellow

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