turn a blind eye 

01: Intentionally overlook or ignore something.
02: Have full knowledge of something and refusing to check it out.

People that turn a blind eye, most of the time are no good.

turn a blind eye by Mr. Terrence L. Trezvant April 19, 2005

to turn a blind eye 

to ignore something and pretend you do not see it

I told him the truth but he just wanted to turn a blind eye!

to turn a blind eye by worterbuch February 15, 2015