Dictionary

gnat

noun \ˈnat\

: a small fly that bites people and animals

Full Definition of GNAT

:  any of various small usually biting dipteran flies
gnat·ty \-ē\ adjective
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Origin of GNAT

Middle English, from Old English gnætt; akin to Old English gnagan to gnaw
First Known Use: before 12th century

Other Insect Terms

drone, entomology, gadfly, pismire, proboscis, vespine
GNATTY Defined for Kids

gnat

noun \ˈnat\

Definition of GNAT for Kids

:  a very small usually biting fly
Medical Dictionary

gnat

noun \ˈnat\

Medical Definition of GNAT

:  any of various small usually biting dipteran flies (as a midge or blackfly)

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