a yellow-white, more or less viscid substance produced by suppuration and found in abscesses, sores, etc., consisting of a liquid plasma in which white blood cells are suspended. Origin of pus. Latin.
Definition of task. 1  1a : a usually assigned piece of work often to be finished within a certain timeb : something hard or unpleasant that has to be donec : duty, function. 2  2 : subjection to adverse criticism : reprimand âused in the expressions to take, call, or bring to task.
1, 2.See corresponding entry in Unabridged job, assignment. Task, chore, job, assignment refer to a definite and specific instance or act of work. Task and. chore and, to a lesser extent, job often imply work that is tiresome, arduous, or otherwise unpleasant.