py‧ja‧mas British English, pajamas American English /pəˈdʒɑːməz $ -ˈdʒæ-, -ˈdʒɑː-/ noun [plural]

1. a soft pair of trousers and a top that you wear in bed:
striped pyjamas

2. loose trousers that are tied around the waist, worn by Muslim men or women
—pyjama adjective [only before noun]:
pyjama bottoms
⇒ the cat’s pyjamas at cat(5)

[TahlilGaran] Dictionary of Contemporary English ▲

pyjamas
noun
QUANT. pair
PYJAMAS + NOUN jacket, top | bottoms, trousers wearing only his pyjama trousers
 ⇒ Special page at CLOTHES

[TahlilGaran] Collocations Dictionary ▲