leave a nasty taste in (one's) mouth
(redirected from leave a nasty taste in one's mouth)leave a nasty taste in (one's) 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 my mouth. The way they conducted the interview left me with a nasty taste in my mouth. I don't think I'd accept the job even if they offered it.