Bear Market -
A period of declining market prices.

Bear Spread -
In most commodities and financial instruments, the term refers to selling the nearby contract month, and buying the deferred contract, to profit from a change in the price relationship.

Bid -
An expression indicating a desire to buy a commodity at a given price, opposite of offer.

Broker -
A company or individual that executes futures and options orders on behalf of financial and commercial institutions and/or the general public.

Brokerage Fee -
A fee charged by a broker for executing a transaction.

Brokerage House -
An individual or organization that solicits or accepts orders to buy or sell futures contracts or options on futures and accepts money or other assets from customers to support such orders. Also referred to as "commission house" or "wire house".

Bull -
Someone who thinks market prices will rise.

Bull Market -
A period of rising market prices.