efficient meaning and definition

EFFICIENT adjective

Definition of efficient (adjective)

1. being effective without wasting time or effort or expense
   • "an efficient production manager"; "efficient engines save gas"
   • antonym: inefficient
2. able to accomplish a purpose; functioning effectively
   • "people who will do nothing unless they get something out of it for themselves are often highly effective persons..."-G.B.Shaw; "effective personnel"; "an efficient secretary"; "the efficient cause of the revolution"
   • synonyms: effective