1. Plural of crabgrass; annual or perennial weeds with spreading stems that resemble a crab's legs, commonly found in lawns and gardens.
Usage: Usually used in plural form; Common in North America; Considered invasive in cultivated lawns

Examples

• The homeowner spent the summer pulling crabgrasses from her lawn.
• Crabgrasses thrive in hot, dry conditions and can quickly overtake a neglected yard.
• Many lawn care products are designed specifically to kill crabgrasses without harming desirable grass.
• The crabgrasses spread across the garden bed in just a few weeks.
• To prevent crabgrasses, apply pre-emergent herbicide in early spring.