guinea
noun
guin·ea ˈgi-nē 
1
: an English gold coin issued from 1663 to 1813 and fixed in 1717 at 21 shillings
2
: a unit of value equal to one pound and one shilling
Example Sentences
Recent Examples on the Web Any pet is fair game -- dogs, cats, birds, snakes, lizards, gerbils, hamsters, guinea pigs and more. 
cleveland, 9 Sep. 2022 Lots of animals can imitate the sound of purring, among them bears and guinea pigs. Katherine J. Wu, The Atlantic, 7 Sep. 2022 Herzog is concerned with how people are the guinea pigs. Sheri Linden, The Hollywood Reporter, 4 Sep. 2022 There have been dogs, cats, guinea pigs and snakes. Los Angeles Times, 22 Aug. 2022 Owners of rabbits, guinea pigs and other animals that are typically kept in cages should also avoid placing cages in direct sunlight. Kailyn Brown, Los Angeles Times, 19 Aug. 2022 Prevent Senior Case, which revealed a health insurer using COVID patients as guinea pigs to test unproven treatments. Etan Vlessing, The Hollywood Reporter, 16 Aug. 2022 The fee holiday applies to all pets, including dogs, cats, birds, rabbits and guinea pigs. Deborah Sullivan Brennan, San Diego Union-Tribune, 9 Aug. 2022 Experiments have shown that an array of other species are vulnerable to infection, including mice, guinea pigs, and rabbits. Wired, 5 Aug. 2022 See More
cleveland, 9 Sep. 2022 Lots of animals can imitate the sound of purring, among them bears and guinea pigs. Katherine J. Wu, The Atlantic, 7 Sep. 2022 Herzog is concerned with how people are the guinea pigs. Sheri Linden, The Hollywood Reporter, 4 Sep. 2022 There have been dogs, cats, guinea pigs and snakes. Los Angeles Times, 22 Aug. 2022 Owners of rabbits, guinea pigs and other animals that are typically kept in cages should also avoid placing cages in direct sunlight. Kailyn Brown, Los Angeles Times, 19 Aug. 2022 Prevent Senior Case, which revealed a health insurer using COVID patients as guinea pigs to test unproven treatments. Etan Vlessing, The Hollywood Reporter, 16 Aug. 2022 The fee holiday applies to all pets, including dogs, cats, birds, rabbits and guinea pigs. Deborah Sullivan Brennan, San Diego Union-Tribune, 9 Aug. 2022 Experiments have shown that an array of other species are vulnerable to infection, including mice, guinea pigs, and rabbits. Wired, 5 Aug. 2022 See More Word History
Etymology
Guinea, Africa, supposed source of the gold from which it was made
First Known Use
1664, in the meaning defined at sense 1
Kids Definition
guinea
noun
guin·ea ˈgi-nē
: an old British gold coin
Geographical Definition
Guinea
geographical name
Guin·ea ˈgi-nē
variants or French Guinée
gē-ˈnā
1
region of western Africa bordering on the Atlantic from Gambia (on the north) to Angola (on the south)
2
or formerly French Guinea republic in western Africa bordering on the Atlantic; formerly a territory of French West Africa; capital Conakry area 94,926 square miles (245,857 square kilometers), population 11,855,000
Guinean
ˈgi-nē-ən
adjective or noun