Emily Dickinson Lexicon

TRIM, n.

1. Dress; gear; ornaments. Dryden.
2. The state of a ship or her cargo, ballast, masts, &c., by which she is well prepared for sailing. Trim of the masts is their position in regard to the ship and to each other, as near or distant, far forward or much aft, erect or raking. Mar. Dict. Trim of sails, is that position and arrangement which is best adapted to impel the ship forward. Mar. Dict.