1893 R. L. Stevenson in 18 Nov. 5/1 The three beach-combers, following his indication, saw the figure of a man in pyjama trousers and a white jumper approaching briskly from the town.
1975 W. J. Burley i. i. 10 A tall, skinny young man in pyjama trousers.
2006 (Nexis) 23 June 8 When I went to India with the Beatles in 1968 we just wore very simple outfits—the kurta..with long pyjama trousers.