burst out

US /bɜːrst aʊt/
UK /bɜːrst aʊt/
"burst out" picture
1.

انفجر, اندفع

to suddenly start doing something, especially crying or laughing

:
She burst out laughing when she heard the joke.
انفجرت بالضحك عندما سمعت النكتة.
He burst out crying after receiving the bad news.
انفجر بالبكاء بعد تلقيه الأخبار السيئة.