pa·ja·ma 
(pə-jämə, -jămə)
(pə-jämə, -jămə)n. often pajamas
1. A garment, usually consisting of loose-fitting pants and a shirt or top, worn for sleeping or lounging.
2. A pair of loose-fitting pants worn in South and Southeast Asia by men and women.
[Hindi pāyjāmā, pājāmā and Urdu pāyjāma, pājāma, loose-fitting trousers, from Persian pāyjāma, pājāma : pāy, pā, foot, leg (from Middle Persian pāy, foot; see ped- in the Appendix of Indo-European roots) + jāma, garment (from Middle Persian ǰāmag; akin to Greek zōma, loincloth, girdle, and Lithuanian juosti, to gird).]