A Deposit

1. Sediment or rock that is not native to its present location or is different from the surrounding material. Sometimes refers to ore or gems.
2. That which is placed anywhere, or in anyone's hands, for safekeeping; something entrusted to the care of another.
3. (banking) Money placed in an account.
4. Anything left behind on a surface.
5. (finance) A sum of money or other asset given as an initial payment, to show good faith, or to reserve something for purchase.
6. A sum of money given as a security for a borrowed item, which will be given back when the item is returned, e.g. a bottle deposit or can deposit
7. A place of deposit; a depository.