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.
Synonyms: task, job1, chore, assignment. These nouns denote a piece of work that one must do. A task is a well-defined responsibility that is usually imposed by another and that may be burdensome: I stayed at work late to finish the task at hand. Job often suggests a specific short-term undertaking: did little jobs about the house with skill (W.H. Auden).