Definition of spike–grass

  1. :  any of several American maritime grasses having large or conspicuous spikelets: such as a :  sea oat; also :  any of several related grasses of the genus Uniola b :  salt grass c :  an annual grass (Leptochloa fascicularis) found in ditches and brackish meadows from New England to Florida

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to cast off or become cast off

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