- to curse; damn: Darn that pesky fly!
- give a darn. damn(def 14).
Origin of darn2
- to mend (a hole or a garment) with a series of crossing or interwoven stitches
- a patch of darned work on a garment
- the process or act of darning
Word Origin and History for darnest
"to mend" c.1600, perhaps from Middle French darner "mend," from darne "piece," from Breton darn "piece, fragment, part." Alternative etymology is from obsolete dern (see dern). Related: Darned; darning.
tame curse word, 1781, American English euphemism for damn, said to have originated in New England when swearing was a punishable offense; if so, its spread was probably influenced by 'tarnal, short for Eternal, as in By the Eternal (God), favorite exclamation of Andrew Jackson, among others. Related: darned (past participle adjective, 1806); darndest (superlative, 1844).