Trenching

TRENCH’ING, ppr. Cutting into trenches; digging; ditching.

TRENCH’-PLOW, n. [trench and plow.] A kind of plow for opening land to a greater depth than that of common furrows.

TRENCH’-PLOW, v.t. [trench and plow.] To plow with deep furrows.

TRENCH’-PLOWING, n. The practice or operation of plowing with deep furrows, for the purpose of loosening the land to a greater depth than usual.