chaise longue /ˈʃeɪzˈlɑːŋ/ noun plural chaise longues or chaises longues /ˈʃeɪzˈlɑːŋ/ plural chaise longues or chaises longues /ˈʃeɪzˈlɑːŋ/ Learner's definition of CHAISE LONGUE
[count]
1
: a long low chair with a back along half its length and one arm躺椅;睡椅
2
US : a long chair with a back that can be moved so that you can sit up or lie down活动躺椅 — called also (US) chaise lounge