back-of-the-envelope
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English[edit]
Etymology[edit]
From the idea that the calculation or reasoning would be jotted down on any available scrap of paper such as the actual back of an envelope.
Pronunciation[edit]
Audio (AU) (file)
Adjective[edit]
- (idiomatic) Approximate, rough, simplified, especially of a calculation, estimation or other reasoning.
- Do some back-of-the-envelope calculations before all the facts come in.
Alternative forms[edit]
Translations[edit]
Translations
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See also[edit]
See also[edit]
- (back of a) fag packet (Br) and back-of-a-cigarette-box