leave a nasty taste in the mouth

leave a nasty taste in the mouth

To give one a negative impression (based on something that has already happened). I don't know, man, the fact that he lied to you just leaves a nasty taste in the mouth. The way they conducted the interview left a nasty taste in the mouth. I don't think I'd accept the job even if they offered it.
See also: leave, mouth, nasty, taste
Farlex Dictionary of Idioms.

leave a bad/nasty ˈtaste in the/your mouth

(of an experience) make you feel angry, bitter, or disgusted: The idea that the money had been stolen from her sick mother left a nasty taste in the mouth. When you see someone being treated so unkindly, it leaves a bad taste in your mouth.
See also: bad, leave, mouth, nasty, taste
Farlex Partner Idioms Dictionary
See also:
  • leave a nasty taste in (one's) mouth
  • leave a bad taste in (one's) mouth
  • leave a bad taste in mouth
  • leave a bad taste in one's mouth
  • leave a bad taste in the mouth
  • leave a bad taste in your mouth
  • leave a bad/nasty taste in the/your mouth
  • a bad taste in (one's)/the mouth
  • a bad taste in the mouth
References in periodicals archive
In fact, it would leave a nasty taste in the mouth at any time, but particularly now, with South Wales reeling from the e.coli outbreak.
Council has to tell truth
Hospitals are literally starving patients - and our findings will leave a nasty taste in the mouths of NHS bosses.
VOICE OF THE PEOPLE: Hospital meals are a disgrace