Meaning

noun any piece of work that is undertaken or attempted

noun a specific piece of work required to be done as a duty or for a specific fee

verb assign a task to

originFrom Middle English taske (“task, tax”), from Old Northern French tasque, (compare Old French variant tasche), from Medieval Latin tasca, alteration of taxa, from Latin taxō (“to censure; to charge”). Doublet of tax.

Etymology from Wiktionary, CC BY-SA 3.0