(video games, of an Xbox 360 games console) To suffer a general hardware fault, the red ring of death.

Calidris canutus, a species of wading bird.

plural of red rail

plural of red-baiter

A medium-sized bird, Lagopus lagopus scotica, of the grouse family, found in heather moorland in Great Britain and Ireland.

(Britain, birdwatching) The red-throated diver.

A beverage made from the rooibos plant. / Black tea.

A supposed substance for use in the creation of nuclear bombs and other weapons, about which there are various conspiracy theories.

(US, Canada, obsolete) the puma.

(UK, birdwatching) The red-legged partridge.