SALAM. سلم
A contract involving an immediate payment of the price, and admitting a delay in the delivery of the articles purchased. The word used in the Hadis is generally salaf. In a sale of this kind, the seller is called musallam ilai-hi; the purchaser, rabbu ‘s-salam, and the goods purchased, musallam-fi-hi. (Kitabu ‘t- Ta’rifat.)
A contract involving an immediate payment of the price, and admitting a delay in the delivery of the articles purchased. The word used in the Hadis is generally salaf. In a sale of this kind, the seller is called musallam ilai-hi; the purchaser, rabbu ‘s-salam, and the goods purchased, musallam-fi-hi. (Kitabu ‘t- Ta’rifat.)
Based on Hughes, Dictionary of Islam