A foursome is a group of four people who do something together — dinner, tennis, a walk, a card game. Dictionaries often paint it as two men and two women, and that picture is common, but it is not a rule: four friends of any mix can still be a foursome.

A foursome foursome指的是 is a group of four people一群四個人 who do something together一起做某件事 dinner, tennis, a walk, a card game像是吃飯、打網球、散步，或打牌。 Dictionaries often paint it as two men and two women字典常把它描述成兩男兩女 and that picture is common這個畫面確實常見 but it is not a rule但這不是規定 four friends of any mix can still be a foursome不管性別怎麼搭配的四個朋友，都還是可以叫foursome。

In golf it is the usual word for four players in one group; some golf games also use it in a tighter way (two pairs sharing a ball). The word feels friendly and everyday.

In golf在高爾夫球裡 it is the usual word for four players in one group這是指同一組四位球員的常見說法 some golf games also use it in a tighter way有些高爾夫玩法用得更嚴格 (two pairs sharing a ball)（兩對球員各共用一顆球）。 The word feels friendly and everyday這個詞聽起來很親切、很日常。

Though actually, in informal English a “foursome” can also mean four people having sex together, the same shape as “threesome.” In class and in polite talk, the first meaning — four people going out or playing a sport — is the one you want. If you only mean “four people,” “a group of four” never sounds awkward.

Though actually不過其實 in informal English在口語英文裡 a "foursome" can also mean four people having sex together"foursome"也可以指四個人一起發生性行為 the same shape as "threesome."跟"threesome"是同樣的構詞方式 In class and in polite talk在課堂上和正式場合 the first meaning前面那個意思 four people going out or playing a sport也就是四個人一起出去玩或運動 is the one you want才是你要用的。 If you only mean "four people,"如果你只是想說「四個人」 "a group of four" never sounds awkward用"a group of four"永遠不會顯得怪。