What does the word efficient mean?

Usage examples for efficient

  1. Without a trained staff and an efficient administration, an army is incapable of movement. – Stonewall Jackson And The American Civil War by G. F. R. Henderson
  2. The three lords too had proved themselves efficient, and the thing was going to be a success. – The Duke's Children by Anthony Trollope
  3. But she looked very efficient. – Space Platform by Murray Leinster