cry your eyes out

cry (one's) eyes out

To cry for an extended period of time. Poor Jane really cried her eyes out during the funeral service. I can't watch those sappy movies because I just cry my eyes out every time.
See also: cry, eye, out

cry your ˈeyes out

cry a lot and for a long time: My son cried his eyes out when we told him we couldn’t afford a new bike. OPPOSITE: laugh your head off
See also: cry, eye, out