noun

• (slang) The body.
• (slang) A person.
• (Oxford University slang) The Bodleian Library.
• Initialism of biochemical oxygen demand. [The amount of oxygen needed by aerobic microorganisms to decompose all the organic matter in a sample of water; it is used as a measure of pollution.]
• Initialism of biological oxygen demand. [biochemical oxygen demand]
• Initialism of benefit of the doubt. [A favorable judgement given in the absence of full evidence.]
• Initialism of beginning of day. [(often) The start of the workday.]
• Initialism of board of directors. [A group of people elected by stockholders to establish corporate policies and make management decisions.]
• Initialism of Brightlingsea One Design. (sailing boat class)