Fig. something that is disliked intensely and is a constant or repeated annoyance. My pet hate is being put on hold on the telephone.Another pet hate of mine is having to stand in line.
Fig. a frequent annoyance; one's "favorite" or most often encountered annoyance. My pet peeve is someone who always comes into the theater after the show has started. Drivers who don't signal are John's pet peeve.
(British & Australian) alsosomebody's pet peeve (American)
something that you do not like at all A pet hate of ours is telephone salesmen who phone just as we're sitting down to watch TV.Cleaning the bathroom is my pet peeve.