crab grass

noun

an annual grass, Digitaria sanguinalis, common in cultivated and waste grounds and often occurring as a pest weed in lawns.

Origin of crab grass

First recorded in 1590–1600

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for crab grass

It was autumn, and streaks of gray could be seen in the crab-grass.
Up Terrapin River|Opie P. Read
In my opinion, crab-grass would answer well for pasture-grass in moist situations.
Early Western Travels 1748-1846, Volume X|Various
In the economy of farmers entirely up against the crab-grass in the cotton-patch, the mule is mightier than the sword.
Oklahoma Sunshine|Freeman E. (Freeman Edwin) Miller

British Dictionary definitions for crab grass

crab grass

noun

any of several coarse weedy grasses of the genus Digitaria, which grow in warm regions and tend to displace other grasses in lawns

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

crab grass

noun

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Origin of crab grass

Examples from the Web for crab grass

crab grass

noun