any of several dipterous insects of the family Cecidomyiidae, the larvae of which form characteristic galls on plants.
- Also called gall gnat.
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British Dictionary definitions for gall midge
any of various small fragile mosquito-like dipterous flies constituting the widely distributed family Cecidomyidae, many of which have larvae that produce galls on plants: Also called: gallfly, gall gnat See also Hessian fly
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012