The headliner is the main performer or band at a concert — the name in the biggest letters, the act most people bought a ticket to see. People also say a star headlines a festival (that is the verb).

The headliner is所謂headliner，是指 the main performer or band at a concert演唱會裡最主要的表演者或樂團， — the name in the biggest letters, the act most people bought a ticket to see.——海報上字體最大的那個名字，也是大多數人買票就是為了看的那個表演者。 People also say a star headlines a festival大家也會說a star headlines a festival（某個明星擔綱主演某音樂節）， (that is the verb).（這是動詞用法）。

It is show business talk, informal-to-neutral, and you will hear it on posters and in music news. The word comes from headline: the person who is “in the headlines” of the bill.

It is show business talk, informal-to-neutral,這是演藝圈的說法，語氣偏口語到中性， and you will hear it on posters and in music news.你會在海報和音樂新聞裡聽到這個字。 The word comes from headline:這個字來自headline（頭條）， the person who is “in the headlines” of the bill.指的是在節目表上「上頭條」的那個人。

Though actually, a car also has a headliner — the cloth on the inside of the roof — but that is a different build of the word (head + liner), not the singer. If you are talking about a show, you mean the star, not the ceiling.

Though actually,不過其實， a car also has a headliner汽車裡也有個東西叫headliner， — the cloth on the inside of the roof ———就是車頂內側那塊布—— but that is a different build of the word (head + liner), not the singer.但那是這個字的另一種組成方式（head + liner），跟歌手完全無關。 If you are talking about a show, you mean the star, not the ceiling.如果你在講表演，指的就是那個明星，而不是天花板。