Mahmudi, or Maḥmūdī, was a fine cotton variety cloth produced in India."During the Mughal period, among Muslim rich ladies, there was a great demand for 'katan-i-firangi' (European Katan)... garba suti, mahmudi (cotton cloth) and gold embroidered mahmudi136 were used during the Mughal period".
Page 66 https://www.google.co.in/books/edition/Muslim_Women_in_Medieval_India/TogbAAAAIAAJ?hl=en&gbpv=1&bsq=
Mentions The Ain-i-Akbari mentions the Mahmudi among cotton cloths.
Fabric It was a superior quality cloth finer than contemporary varieties such as longcloth. Various sources describe it as muslin. Mahmudi was also used for various embroidery base such as chikan.
See also Khasa (cloth)
References