Verb
burst into tears (third-person singular simple present bursts into tears, present participle bursting into tears, simple past and past participle burst into tears)
(idiomatic) To suddenly start crying or sobbing.
Elinor could sit still no longer. She almost ran out of the room, and as soon as the door was closed, burst into tears of joy, which at first she thought would never cease. Jane Austen
No, Madam,' cried I, '-only-only I did not know that gentleman,-and so,-and so I thought-I intended-I-' Overpowered by all that had passed, I had not strength to make my mortifying explanation; - my spirits quite failed me, and I burst into tears. Frances Burney
I had a Spider-man costume when I was about three, and I lost the mask. So I went to the underwear drawer and put a pair of red pants on my head. My dad came home and just laughed, and I ran into my room and burst into tears. Emun Elliott
Then Octavia drops to her knees, rubs the hem of a skirt against her cheek, and burst into tears. "It's been so long," she gasps, "since I've seen anything pretty. Suzanne Collins
It's hard for decent people to stay angry at someone who has burst into tears, which is why it is often a good idea to burst into tears if a decent person is yelling at you. Daniel Handler
There's nothing like your mother's sympathetic voice to make you want to burst into tears. Sophie Kinsella