- any of numerous dipterous insects of the family Culicidae, the females of which suck the blood of animals and humans, some species transmitting certain diseases, as malaria and yellow fever.
- a twin-engined, two-seat British fighter and bomber of World War II, made largely of plywood and having a top speed of 380 miles per hour (610 km/h).
- any dipterous insect of the family Culicidae: the females have a long proboscis adapted for piercing the skin of man and animals to suck their blood