What does "perk up" mean?

To become more cheerful or lively To suddenly become more alert, happy, or interested.

How do you use "perk up" in a sentence?

She perked up when she heard the good news. A coffee will perk you up. The dog perked up when it heard its name.

Phrasal Verb BritishAmericanAustralian ★★★★☆ Common Neutral

Significado: To become more cheerful or lively

变得精神起来，活跃起来

Animarse o ponerse más alegre

元気になる、活気づく

기운을 차리다, 활기를 되찾다

To suddenly become more alert, happy, or interested.

突然变得更加警觉、开心或有兴趣。

Volverse de repente más alerta, alegre o interesado.

急に注意力が増したり、嬉しくなったり、興味を示したりすることを表します。

갑자기 더 기민해지거나, 기분이 좋아지거나, 흥미를 갖게 되다.

Base verb: perk

Particle: up

Separable: Yes — the object can go between the verb and particle

She perked up when she heard the good news.
听到好消息她精神了起来
Se animó cuando escuchó las buenas noticias
良い知らせを聞いて彼女は元気になった
좋은 소식을 듣고 그녀는 기운을 차렸다.
A coffee will perk you up.
喝杯咖啡会让你精神起来
Un café te espabilará
コーヒーを飲めば元気が出るよ
커피 한 잔 마시면 기운이 날 거야.
The dog perked up when it heard its name.
狗听到自己的名字时竖起了耳朵
El perro levantó las orejas cuando oyó su nombre
犬は自分の名前を聞いてぴくっと反応した
강아지는 자기 이름을 듣자 귀를 쫑긋 세웠다.

Contexto: mood improvement

Tono: positive

From "perk" meaning to become lively or jaunty.

Era: Modern

Generation: All ages

Social background: Universal