What is the meaning of trade?

noun

• The commercial exchange (buying and selling on domestic or international markets) of goods and services.
  • usage: "Venice was an important center of trade with the East"; "they are accused of conspiring to constrain trade"
• The skilled practice of a practical occupation.
  • usage: "he learned his trade as an apprentice"
  • synonyms: craft
• The business given to a commercial establishment by its customers.
  • usage: "even before noon there was a considerable patronage"
  • synonyms: patronage
• A particular instance of buying or selling.
  • usage: "it was a package deal"; "I had no further trade with him"; "he's a master of the business deal"
  • synonyms: deal, business deal
• People who perform a particular kind of skilled work.
  • usage: "he represented the craft of brewers"; "as they say in the trade"
  • synonyms: craft
• Steady winds blowing from east to west above and below the equator.
  • usage: "they rode the trade winds going west"
  • synonyms: trade wind
• An equal exchange.
  • usage: "we had no money so we had to live by barter"
  • synonyms: barter, swap, swop

verb

• Engage in the trade of.
  • usage: "he is merchandising telephone sets"
  • synonyms: merchandise
• Turn in as payment or part payment for a purchase.
  • usage: "trade in an old car for a new one"
  • synonyms: trade in
• Be traded at a certain price or under certain conditions.
  • usage: "The stock traded around $20 a share"
• Exchange or give (something) in exchange for.
  • synonyms: swap, swop, switch
• Do business; offer for sale as for one's livelihood.
  • usage: "She deals in gold"; "The brothers sell shoes"
  • synonyms: deal, sell