'devil-may-care' definitions:

Definition of 'devil-may-care'

From: WordNet
adjective
Cheerfully irresponsible; "carefree with his money"; "freewheeling urban youths"; "had a harum-scarum youth" [syn: carefree, devil-may-care, freewheeling, happy-go-lucky, harum-scarum, slaphappy]
adjective
Marked by a carefree unconventionality or disreputableness; "a cocktail party given by some...raffish bachelors"- Crary Moore [syn: devil-may-care, raffish, rakish]

Definition of 'devil-may-care'

From: GCIDE
  • devil-may-care \devil-may-care\ adj.
  • 1. cheerfully irresponsible.
  • Syn: carefree, happy-go-lucky, harum-scarum, slaphappy. [WordNet 1.5]
  • 2. marked by a carefree unconventionality or disreputableness.
  • Syn: raffish, rakish. [WordNet 1.5]