1. (noun)trade the commercialexchange (buying and selling on domestic or international markets) of goods and services "Venice was an important center of trade with the East"; "they are accused of conspiring to constrain trade"
2. (noun)trade, craft the skilled practice of a practical occupation "he learned his trade as an apprentice"
4. (noun)deal, trade, business deal a particularinstance of buying or selling "it was a package deal"; "I had no further trade with him"; "he's a master of the business deal"
5. (noun)craft, trade people who perform a particularkind of skilled work "he represented the craft of brewers"; "as they say in the trade"
4. Trade specifically: The act or business of exchanging commodities by barter, or by buying and selling for money; commerce; traffic; barter
5. Trade 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
7. Trade 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
11. (verb)Trade 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
Definition of Trade 
