Webster's Revised Unabridged Dictionary · 1913

Math

Math (math) , noun

[Anglo-Saxon mae; akin to māwan to mow, German mahd math. See Mow to cut (grass).]

A mowing, or that which is gathered by mowing; -- chiefly used in composition; as, an aftermath. [Obsolete]
The first mowing thereof, for the king's use, is wont to be sooner than the common math. — Bp. Hall