Noun has 3 senses

• gallfly(n = noun.animal) cynipid gall wasp, cynipid wasp, gall wasp - small solitary wasp that produces galls on oaks and other plants;



• gallfly(n = noun.animal) gall gnat, gall midge - fragile mosquito-like flies that produce galls on plants;




• gallfly(n = noun.animal) - any of various insects that deposit their eggs in plants causing galls in which the larvae feed;