daring action; reckless courage
Origin of derring-doMiddle English derrynge do, durring don, literally , daring to do; misunderstood as abstract noun by Edmund Spenser and thence popularized by Sir Walter Scott in his novel Ivanhoe (1819)
Daring or reckless action.
Origin of derring-doMisinterpretation of earlier derrynge do daring to do misprint of Late Middle English dorryng do from Middle English durring don durring present participle of durren to dare ( from Old English durran ; see dare . ) don to do ; see do 1.
From Middle English daring to do.