check-in 2023.03.13 check-inとは 意味・定義・例文 Noun 名詞 チェキン US /ʧɛk-ɪn/ UK /ʧɛk-ɪn/ 1. the action of telling the person at the desk of an airport or a hotel where you go that you have arrived チェックイン Check-in starts from 17:00. check in 2022.12.06 check inとは 意味・定義・例文 Phrasal verbs 句動詞 1. tell the person at the desk of an airport or a hotel where you go that you have arrived チェックインする You can check in after[from] 17:00. ー Check-in starts from 17:00.