What does 'Back-of-the-envelope calculation' mean?
A back of the envelope calculation is a figure that was arrived at quickly or by using estimation--as if someone had grabbed the first scrap of paper they found and made a quick guess.
- Category: General
- Contributor: Amanda
Idioms similar to 'Back-of-the-envelope calculation'
- Push the envelope
- Back to back
- Back burner
- Back number
- Take a back seat
- Get back on the horse that bucked you
- Cast your mind back
- Back to the drawing board
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