Extremely unpleasant (9)
'extremely unpleasant' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for obnoxious that I've seen before include "Loathsome" , "Nauseating" , "Seriously disliked" , "Extremely unpleasant" , "Foul" .)
'extremely unpleasant' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for gruesome that I've seen before include "Revolting, filling one with horror and disgust" , "terrible" , "'Ghastly, grisly (8)'" , "Go, resume being revolting or gruesome" , "Repulsive, horrific" .)