n. (pl. -oes) any of various slender biting insects, esp. of the genus Culex, Anopheles, or Aedes, the female of which punctures the skin of humans and other animals with a long proboscis to suck their blood and transmits diseases such as filariasis and malaria.
Phrases and idioms:
mosquito-boat US a motor torpedo-boat. mosquito-net a net to keep off mosquitoes.
Etymology: Sp. & Port., dimin. of mosca f. L musca fly