four-in-hand

Noun

A carriage drawn by four horses controlled by one driver; a coach-and-four. / (chiefly US) A slip knot with one end hanging in front of the other; a simple necktie.

Japanese Meaning

四頭馬車（＝1人の運転手が制御する4頭の馬が引く馬車） / スリップノットによって結ばれ、片方の端が前に垂れるシンプルなネクタイ

What is this buttons?

The museum displayed a restored four-in-hand that once belonged to the royal family.

Google Translation / DeepL Translation

博物館は、かつて王室が所有していた修復された一人の御者が操る四頭立ての馬車を展示していた。

Details

Sense（1）

A carriage drawn by four horses controlled by one driver; a coach-and-four.

‘I must see him!’ he exclaimed; but at that moment the Duke of Berwick's four-in-hand came between, and when it had left the space clear, the carriage had swept out of the Park.

Google Translation / DeepL Translation