greyhound

• grayhound

From Old English grīġhund, from a cognate or borrowing of Old Norse grøy (“bitch”) (whence Icelandic grey, thus not related to the colour grey) plus hund (“hound”). Altered by folk etymology to appear to be grey +‎ hound.

• IPA^(key): /ˈɡɹeɪhaʊnd/

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greyhound (plural greyhounds)

1. A lean breed of dog used in hunting and racing.
   • 1834, L[etitia] E[lizabeth] L[andon], chapter XII, in Francesca Carrara. […], volume II, London: Richard Bentley, […], (successor to Henry Colburn), →OCLC, page 127:

     Her young heart was full of love; and a world of kindly feelings were wasted on her delicate greyhound, her bright winged birds, and her favourite flowers.

2. A highball cocktail of vodka and grapefruit juice.
3. (dated) A swift steamer, especially an ocean steamer.

• (highball cocktail): salty dog

greyhound (third-person singular simple present greyhounds, present participle greyhounding, simple past and past participle greyhounded)

1. (transitive, of fish) To leap rapidly across the surface of the water.