Definition of db:
(n) :
(databases) Initialism of database. [(loosely) A collection of (usually) organized information in a regular structure, usually but not necessarily in a machine-readable format accessible by a computer.]
(n) :
(American football, Canadian football) Initialism of defensive back. [(American football, Canadian football) Collective term for the defensive players who are in position farthest from the ball at the start of a play and whose principal responsibility is to defend against passes. Includes cornerbacks and safeties in both codes, and defensive halfbacks in the Canadian game.]
(n) :
Initialism of dead body.
(n) :
(stock ticker symbol) Initialism of Deutsche Bank.
(n) :
(UK, pensions) Initialism of defined benefits.
(n) :
(television) Initialism of delayed broadcast.