Annoying insect
'annoying insect' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for gadfly that I've seen before include "provocative pest" , "Insect; annoying person" , "Irritating person; insect" , "Bloodsucker; annoying person" , "It bites livestock" .)
'annoying insect' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for gnat that I've seen before include "Something with bite" , "a little bit of a nuisance" , "Tiny biter" , "Any of various small biting flies" , "mozzie" .)
(Other definitions for flea that I've seen before include "Circus insect?" , "Bug" , "Member of a circus?" , "Small blood-sucking insect" , "Leaping insects" .)
(Other definitions for pest that I've seen before include "Constant nuisance" , "Disease with a high death rate" , "Troublesome person" , "Destructive insect or other animal" , "Destructive insect or nuisance" .)
(Other definitions for fly that I've seen before include "Aviate" , "One invited into parlour" , "Take wing" , "Soar; hurry" , "Travel through the air" .)