turning a blind eye

Verb

turn a blind eye (third-person singular simple present turns a blind eye, present participle turning a blind eye, simple past and past participle turned a blind eye)

1. (idiomatic, intransitive) To deliberately or knowingly ignore, overlook, or refuse to acknowledge something, especially when improper or unpleasant; to look the other way.
   • The mother turned a blind eye to her son’s mischief as she expected him not to repeat it.

   Synonyms:

   close one's eyes, shut one's eyes, wink, connive