Back of the envelope

Anything completed in a quick, casual manner. Most often references informal calculations made by engineering and finance types.

Back Pocket

1. To have something readily available 2. Trick up your sleeve. 3. To have someone under your control


Backlog generally refers to an accumulation over time of work waiting to be done or orders to be fulfilled.


In telecommunications and computing, a product or technology is backward compatible (BC) or downward compatible if it can work with input generated by or meant to an older product or technology such as a legacy system.






The physical and mental limit of your working ability. “I don’t have the bandwidth for another project right now.”

Batch process

Non-continuous (non-real time) processing of data, instructions, or materials.
In data transmission, batch processing is used for very large files or where a fast response time is not critical. The files to be transmitted are gathered over a period and then send together as a batch.


Standard, or a set of standards, used as a point of reference for evaluating performance or level of quality. Benchmarks may be drawn from a firm’s own experience, from the experience of other firms in the industry, or from legal requirements such as environmental regulations


Like the “best in show” award at a dog show, this term refers to the high quality of stocks or bonds offered during a time when the trading market is at a low point.

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