sea oat

noun

Definition of sea oat

  1. 1 :  a tall grass (Uniola paniculata) that has panicles resembling those of the oat, grows on the coast of the southern U.S., and is useful as a sand binder —usually used in plural

  2. 2 sea oats plural :  a cluster of yellowish vase-shaped egg cases of a whelk of the genus Thais :  sea corn

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1879

First Known Use of sea oat

1879


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