1.
small winged insect; gnat; midge
a general term for tiny flying insects such as gnats, midges, or small flies
夕方になると羽虫が飛び回る。
Small flying insects swarm around in the evening.
羽虫が部屋に入ってきた。
A gnat flew into the room.
窓を開けたら羽虫がたくさん集まってきて、すぐに閉めた。
When I opened the window, a lot of gnats gathered, so I closed it right away.
A colloquial term for any small flying insect that is annoying but not necessarily identifiable by species. Includes gnats, midges, fruit flies, and other tiny winged bugs. Particularly common in warm, humid weather and around lights at night.
COMMON COLLOCATIONS:
- 羽虫が飛ぶ: gnats fly around
- 羽虫が集まる: gnats gather
- 羽虫が湧く: gnats breed / appear in numbers
- 小さな羽虫: tiny flying insects
SIMILAR WORDS:
- コバエ: small fly, fruit fly — specifically refers to tiny flies found around fruit or garbage
- ブヨ / ブユ: black fly — a specific biting insect found near rivers and mountains
- 蚊: mosquito — a specific blood-sucking insect, larger and more recognizable than 羽虫