Pest (4)
'pest' is the definition.
(both can mean an annoying person)
This is the entire clue.
(Other definitions for nuisance that I've seen before include "It causes inconvenience or annoyance" , "Bothersome annoying person" , "Source of annoyance or aggravation" , "Source of irritation, person or thing" , "'Pest, annoyance (8)'" .)
'pest' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for greenfly that I've seen before include "Common aphids" , "Common aphid" , "Pests" , "Garden pest" .)
'pest' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for slug that I've seen before include "draught" , "Bullet; swig" , "Pellet; deal thumping blows" , "Bullet - hit hard - garden pest" , "Garden mollusc" .)