If something is hush-hush, it is meant to stay very secret. The people who know are not supposed to talk. You will hear it about a work project, a surprise party, a government plan, sometimes a family matter.

If something is hush-hush如果某件事是hush-hush的 it is meant to stay very secret就表示它應該要一直保密。The people who know知道的人 are not supposed to talk不應該說出去。You will hear it你會聽到這個字 about a work project, a surprise party, a government plan, sometimes a family matter用在工作計畫、驚喜派對、政府計畫，有時候也用在家裡的事情上。

A hush-hush meeting. They kept it hush-hush.

A hush-hush meetingA hush-hush meeting（一場秘密會議）。They kept it hush-hushThey kept it hush-hush（他們把這件事保密）。

The word is informal and a little playful — almost the sound of “shh” said twice. Newspapers use it with a wink. A lawyer’s letter would say confidential.

The word is informal and a little playful這個字很口語、帶點玩笑的味道 — almost the sound of "shh" said twice——幾乎就像把『shh（噓）』說了兩次的聲音。Newspapers use it with a wink報紙會帶著一點調皮的口吻用它。A lawyer's letter would say confidential律師的信件則會用confidential（機密）這個字。

Though actually it is not the same as Hush! in the moment. Hush! means be quiet now. Hush-hush means this whole thing must not get out.

Though actually it is not the same as Hush! in the moment不過其實，它跟當下說的Hush!不一樣。Hush! means be quiet nowHush!的意思是『現在安靜』。Hush-hush means this whole thing must not get outHush-hush的意思是『這整件事都不能傳出去』。

It can sit before a noun or after a verb. Slightly old-fashioned, but people still say it, often with a small smile.

It can sit before a noun or after a verb它可以放在名詞前面，也可以放在動詞後面。Slightly old-fashioned有一點老派 but people still say it但大家還是會說 often with a small smile而且常常帶著淺淺的微笑。