1.DHFa long chair with an arm only at one end, on which you can sit and stretch out your legs 〔仅有一端有扶手可坐可躺的〕躺椅,长椅
2.American EnglishAmEDHF a long chair with a back that can be upright for sitting, or can lieflat for lying down 活动睡椅;折叠椅
Examples from the Corpus
chaise longue• There were small couches, a chaise longue, and two overstuffed chairs.• A woman, reclining on a greenchaise longue, wears a rose peignoir, its ostrichcollar languorously open.• A new chaise longue and reclining chair have been added to the lightshapely chairs already in production.• I also had a plasticchaise longue between the door and the table.