turn-off
nounUK /ˈtɜːn ɒf/
US /ˈtɝːn ɔːf/
A turn-off is something that makes you not like something or not want to do it.
The bad smell was a real turn-off, so we left the restaurant.
OTHER MEANINGS
2. A place where you leave a road to go onto another road.
Take the next turn-off to get to the beach.
3. The act of switching something off, like a light or machine.
The turn-off of the lights saved electricity.
4. A person or thing that makes you lose interest or feel disgusted.
His rude jokes were a total turn-off for the guests.