Clothes for wearing to bed and sleeping in, usually consisting of a loose-fitting jacket and trousers.(noun)
Loose-fitting trousers worn in the Far East by both sexes.(noun)
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Use "pyjamas" in a sentence
"Pyjamas – Canadian winters demand warm pyjamas, and I do believe the penguin pyjamas that my husband so romantically picked up for me last year, are now past their prime."
"When we're not sensually crumbling a Flake, enjoying some feminine "me-time", we're heartbroken in pyjamas, spooning chocolate ice cream into our communal mouths."
"I love the days I can sloth about in pyjamas and not leave the house, and being sick is a brilliant excuse."