"Trade" is a word in LAW AND LEGAL, ENGLISH

The act or business of exchang-lng commodities by barter; or the business of buying and selling for money; traffic; bar-ter. webster; May v. Sloan, 101 U. S. 237, 25 L. Ed. 797; U. S. v. Cassidy (D. C.) 67 Fed. 841; Queen Ins. Co. v. State, 8G Tex. 250, 24 S. W. 39T, 22 L. R. A. 483

Business of any kind; matter of mutual consideration;
affair; dealing.

To have dealings; to be concerned or associated; --
usually followed by with.

Specifically: The act or business of exchanging commodities
by barter, or by buying and selling for money; commerce; traffic;
barter.

To buy and sell or exchange property in a single
instance.

To barter, or to buy and sell; to be engaged in the
exchange, purchase, or sale of goods, wares, merchandise, or anything
else; to traffic; to bargain; to carry on commerce as a business.

The business which a person has learned, and which he
engages in, for procuring subsistence, or for profit; occupation;
especially, mechanical employment as distinguished from the liberal
arts, the learned professions, and agriculture; as, we speak of the
trade of a smith, of a carpenter, or mason, but not now of the trade of
a farmer, or a lawyer, or a physician.

Refuse or rubbish from a mine.

A track; a trail; a way; a path; also, passage; travel;
resort.

To sell or exchange in commerce; to barter.

A company of men engaged in the same occupation; thus,
booksellers and publishers speak of the customs of the trade, and are
collectively designated as the trade.

Instruments of any occupation.

imp. of Tread.

The trade winds.

Course; custom; practice; occupation; employment.