Other forms: grouses
A grouse is a plump moorland game bird. Shoot grouse, red grouse, a brace of grouse.
The plural is grouse, with no s. Shooting begins in Britain on the twelfth of August, called the Glorious Twelfth, and whole moors are managed by burning heather to suit the birds, which is much argued about. To grouse is also to grumble.
1noungrouseA plump moorland game bird.
“A grouse burst out of the heather as we walked across the moor.”
grouse is a bird.
Recorded from the 1530s, of unknown origin. The verb meaning to grumble is a separate and later word.
Proto-Indo-European
*gerh₂-
English, today
grouse
Attested in the 1530s, as grows "moorhen", a plural used collectively. The origin of the noun is unknown; the following derivations have been suggested:
Etymology from Wiktionary, CC BY-SA