- The definition of a gnat is a small flying, biting insect with two wings.
An example of a gnat is a No-see-um.
- any of various small insects, esp. certain dipterous flies, which often bite
- Brit. a mosquito
Origin of gnatMiddle English ; from Old English gnæt, akin to German dialect, dialectal gnatze, Low German gnatte ; from Indo-European an unverified form ghnedh- ; from base an unverified form ghen- from source gnaw
strain at a gnat
Origin of gnatMiddle English, from Old English gnæt.
- Any small insect of the order Diptera, specifically within the suborder Nematocera.
Old English gnætt "gnat, midge, mosquito," earlier gneat, used of various small, flying insects, from Proto-Germanic *gnattaz (cf. Low German gnatte, German Gnitze); perhaps literally "biting insect" and related to gnaw.
- A type of jet fighter aircraft.