#1 carefree s. [unworried] free of trouble and worry and care; "the carefree joys of childhood"; "carefree millionaires, untroubled financially". wn
#2 carefree s. [devil-may-care, freewheeling, happy-go-lucky, harum-scarum, slaphappy] cheerfully irresponsible; "carefree with his money"; "freewheeling urban youths"; "had a harum-scarum youth". wn
vizzz