to have a good cry

a fit of weeping : to have a good cry
Synonyms ; These verbs mean to make inarticulate sounds of grief,unhappiness, or pain.
Cry and weep both involve the shedding of tears:cry more strongly implies accompanying sound:
"SHE CRIED WITHOUT TRYING TO SUPPRESS ANY OF THE NOISER MANIFESTATION OF GRIEF AND CONFUSION"(J.D.SALINGER)

"I WEEP FOR WHAT I'M LIKE WHEN I'M ALONE"(THEODORE ROETHKE).

"SOBBING AND CRYING,AND WRINGing HER HANDS AS IF HER HEART WOULD BREAK"(LAURENCE STERNE).