|1.||[ adjective ] being effective without wasting time or effort or expense|
"an efficient production manager" "efficient engines save gas"
|Related terms:||inefficient economic streamlined expeditious businesslike cost-effective underspent high-octane effective competent|
|2.||[ adjective ] 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"