back-of-the-napkin
Synonym of back-of-the-envelopeSynonym of back-of-the-envelope.
Meaning
1 sensesSynonym of back-of-the-envelope.
Dictionary text adapted from Wiktionary (Wiktionary contributors, CC BY-SA 4.0) and Open English WordNet / Princeton WordNet (CC BY 4.0, WordNet License); shared under CC BY-SA 4.0. Example sentences and recordings are credited where they appear.