Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun crab_grass
1 sense of crab grass
Sense 1
crabgrass, crab grass, finger grass -- (grasses with creeping stems that root freely; a pest in lawns)
=> grass -- (narrow-leaved green herbage: grown as lawns; used as pasture for grazing animals; cut and dried as hay)