( BrE ) ( NAmE pa·ja·mas ) / pəˈdʒɑːməz; NAmE -ˈdʒæm-/ noun
[ pl. ] a loose jacket and trousers / pants worn in bed :
a pair of pyjamas
► py·jama ( BrE ) ( NAmE pa·jama ) adjective [ only before noun ]:
pyjama bottoms
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IDIOMS
see cat
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WORD ORIGIN
early 19th cent.: from Urdu and Persian , from pāy leg + jāma clothing.