- trade [trād]n.[ME, a track, course of action < MLowG, a track < OS trada, a trace, trail, akin to ME trede, TREAD]1. Obs.a) a track; pathb) a course; regular procedure2.a) a means of earning one's living; occupation, work, or line of businessb) an occupation requiring skill in any of certain kinds of work done with the hands, as distinguished from unskilled work or from a profession or business; craftc) all the persons or companies in a particular line of business or work3. the buying and selling of commodities or the bartering of goods; commerce4. dealings or the market involving specified commodities, customers, seasons, etc. [the tourist trade, the Easter trade]5. customers; clientele6. a purchase or sale; deal; bargain7. an exchange; swap8. [pl.] the trade winds: see TRADE WINDadj.1. of or relating to trade or commerce2. of, by, or for those in a particular business or industry [trade papers or journals]3. of the members in the trades, or crafts [trade unions]vi.traded, trading1. to carry on a trade or business2. to have business dealings (with someone)3. to make an exchange (with someone)4. Informal to be a customer ( at a specified store or shop)vt.1. to exchange; barter; swap2. to buy and sell (stocks, etc.)SYN.- BUSINESS, SELL——————trade downto trade something for something of lower value——————☆ trade into give (one's used automobile, etc.) as part of the purchase price of a new one——————trade on or trade uponto take advantage of; exploit——————trade upto trade something for something of higher valuetradableadj.tradeable
English World dictionary. V. Neufeldt. 2014.