What is Aftermath?

Legal Definition
A second crop of grass mown in the same season; also the right to take such second crop. See 1 Chit Gen. Pr. 181
-- Black's Law Dictionary
Legal Definition
A right to have the last crop of grass or pasturage. 1 Chit. Pr. 181.
-- Bouviers Law Dictionary
Legal Definition
A crop subsequent to the first; the right to such a crop.
-- Ballentine's Law Dictionary