gallfly
[
gawl
-flahy]
/ˈgɔlˌflaɪ/
noun
,
plural
gallflies.
1.
any of various insects that deposit their eggs in plants, causing the formation of
galls
.
Origin
1815-25;
gall
3
+
fly
2
British Dictionary definitions for
gallfly
gallfly
/
ˈɡɔːlˌflaɪ
/
noun
(
pl
)
-flies
1.
any of several small insects that produce galls in plant tissues, such as the gall wasp and gall midge