What does "burst out" mean?

To suddenly express emotion To laugh or cry suddenly.

How do you use "burst out" in a sentence?

She burst out laughing. He burst out crying. They all burst out giggling.

Phrasal Verb BritishAmericanAustralian ★★★★☆ Common Neutral

Meaning: To suddenly express emotion

突然爆发（情感）

Expresar una emoción de repente

突然（感情を）表す、吹き出す

갑자기 (감정을) 터뜨리다

To laugh or cry suddenly.

突然大笑或大哭。

Reír o llorar de forma repentina.

急に笑ったり泣いたりすること。

갑자기 웃거나 우는 것.

Base verb: burst

Particle: out

Separable: No — the verb and particle stay together

She burst out laughing.
她突然大笑起来
Se echó a reír
彼女は吹き出して笑った
그녀는 갑자기 웃음을 터뜨렸다.
He burst out crying.
他突然大哭起来
Se echó a llorar
彼は突然泣き出した
그는 갑자기 울음을 터뜨렸다.
They all burst out giggling.
他们都笑了起来
Todos se echaron a reír
皆がくすくす笑い出した
그들 모두 킥킥 웃음을 터뜨렸다.

Context: laughter, crying

Tone: sudden

From bursting with emotion.

Era: Modern

Generation: All ages

Social background: Universal