ryegrass

noun

rye·​grass ˈrī-ˌgras 

: any of several grasses (genus Lolium)

especially : either of two grasses (L. perenne and L. multiflorum) that are used as lawn and pasture grasses and as cover crops

Examples of ryegrass in a Sentence

Recent Examples on the Web

Most cool-season grasses, like Kentucky bluegrass and perennial ryegrass, are best maintained at 3 to 4 inches tall. — Megan Hughes, Better Homes & Gardens, 24 May 2026

The grass is Kentucky bluegrass mixed with perennial ryegrass, with some durability-boosting artificial fibers thrown in. — Aj Willingham, AJC.com, 27 May 2026

Palmer says perennial ryegrass is often used in popular lawn mixes with Kentucky Bluegrass, which generally takes longer to germinate. — Lee Wallender, The Spruce, 4 Apr. 2026

For Vancouver, the ryegrass takes center stage, better suited to the Vancouver climate (southern stadiums may go heavier in Kentucky bluegrass). — Tim Newcomb, Forbes.com, 13 June 2026

Word History

First Known Use

1690, in the meaning defined above

Rhymes for ryegrass

• alas
• amass
• bromegrass
• bypass
• crabgrass
• crevasse
• eelgrass
• eyeglass
• groundmass
• harass
• impasse
• jackass