Noodge
I believe the answer is:
pest
'noodge' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for pest that I've seen before include "Troublesome person" , "Destructive creature" , "Annoying nuisance" , "Disease with a high death rate" , "Nuisance; half a European capital" .)