Dictionary of Accounting Terms: back up
back up
to make a duplicate copy of original data or files usually stored on a separate data storage medium. Backup ensures the recoverability of files in the event of loss of the original data.
Dictionary of Business Terms: back up
back up
provide a second mechanism, record, or contract to protect against a possible failure of the primary mechanism. It is prudent to back up computer files regularly.
Dictionary of Finance and Investment Terms: back up
back up
turn around; reverse a stock market trend. When prices are moving in one direction, traders would say of a sudden reversal that the market backed up.
