Dictionary.com
Thesaurus.com

cry one's eyes out

Idioms  
  1. Also, cry one's heart out. Weep inconsolably. For example, Wendy was so homesick that she was crying her eyes out, or At funerals Ruth always cries her heart out. [c. 1700]


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Life was quite gloomy enough as it was, without going out of one's way to cry one's eyes out over sentimental plays.

From Project Gutenberg