warehouse receipt

1. Receipt of goods or materials left for safekeeping in a warehouse. It is a non-negotiable instrument if it permits delivery only to a named entity; a negotiable instrument when bearer or made out to the order of the holder.

2. Document of title (signed or certified by the warehouse keeper) guaranteeing existence and availability of a specified quantity and quality of a commodity, and used as an instrument of transfer in cash (spot) and futures transactions.