not believe ears

(one) can't believe (one's) ears

One is shocked by what one has heard. I can't believe my ears! You're not playing with me, right? I really got the job?
See also: believe, ear

not believe (one's) ears

To be shocked or surprised by what one has heard. I can't believe my ears! You're not playing with me, right? I really got the job? Jen didn't believe her ears when she heard her sister say that she was moving to Texas.
See also: believe, ear, not

not believe one's ears

Fig. not believe the news that one has heard. I couldn't believe my ears when Mary said I won the first prize.
See also: believe, ear, not