n. 1 an extra profit or allowance additional to a main income etc. 2 a customary extra right or privilege. 3 an incidental benefit attached to employment etc. 4 a thing which has served its primary use and to which a subordinate or servant has a customary right.
[ ME f. med.L perquisitum f. L perquirere search diligently for (as PER-, quaerere seek) ]