1
- a person who is invited to visit the home of or take part in a function organized by another客, 客人：
I have two guests coming to dinner tonight
今晚我有两个客人来吃饭
as modifier a guest bedroom.一间客房。
1.1
- a person invited to participate in an official event正式邀请的客人, 宾客：
he went to Moscow as a guest of the Young Pioneers
他作为少年先锋队邀请的客人出访莫斯科
as modifier a guest speaker.特邀演讲者。
1.2
- a person invited to take part in a radio or television programme, sports event, or other entertainment（广播、电视节目或体育赛事等娱乐活动的）特邀嘉宾：
a regular guest on the morning show
早间节目的定期特邀嘉宾
as modifier a guest appearance.作为特邀嘉宾的一次露面。
1.3
- a person lodging at a hotel or boarding house（旅馆或寄宿舍的）旅客; 宿客：
a reduction for guests staying seven nights or more.
对住七夜或七夜以上旅客的优惠。
1.4
- chiefly US a customer at a restaurant〈主美〉（餐厅的）顾客。
1.5
- Entomology a small invertebrate that lives unharmed within an ants' nest【昆】客虫, 寄居昆虫。
no obj.
- informal appear as a guest〈非正式〉作为特邀嘉宾参加演出：
he guested on one of her early albums.
他曾作为特邀嘉宾参与了她早期专辑的演唱。
短语
be my guest
- informal please do〈非正式〉请便, 悉听尊便：
'May I choose the restaurant?' 'Be my guest!'
“我可以选餐厅吗？”“请便！”
guest of honour
- the most important guest at an occasion贵宾, 重要客人。
词源
Middle English: from Old Norse gestr, of Germanic origin; related to Dutch gast and German Gast, from an Indo-European root shared by Latin hostis 'enemy' （originally 'stranger'）.