From The Collaborative International Dictionary of English v.0.48:
Task \Task\ (t[.a]sk), n. [OE. taske, OF. tasque, F. t[^a]che, for tasche, LL. tasca, taxa, fr. L. taxare to rate, appraise, estimate. See Tax, n. & v.] 1. Labor or study imposed by another, often in a definite quantity or amount. [1913 Webster]
Ma task of servile toil. --Milton. [1913 Webster]
Each morning sees some task begin, Each evening sees it close. --Longfellow. [1913 Webster]
2. Business; employment; undertaking; labor. [1913 Webster]
His mental powers were equal to greater tasks. --Atterbury. [1913 Webster]
To take to task. See under Take. [1913 Webster]
Syn: Work; labor; employment; business; toil; drudgery; study; lesson; stint. [1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Task \Task\, v. t. [imp. & p. p. Tasked; p. pr. & vb. n. Tasking.] 1. To impose a task upon; to assign a definite amount of business, labor, or duty to. [1913 Webster]
There task thy maids, and exercise the loom. --Dryden. [1913 Webster]
2. To oppress with severe or excessive burdens; to tax. [1913 Webster]
3. To charge; to tax, as with a fault. [1913 Webster]
Too impudent to task me with those errors. --Beau. & Fl. [1913 Webster]