definition of
trade

[1] #1 trade n. the commercial exchange (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". wn

[2] #2 trade n. [craft] the skilled practice of a practical occupation; "he learned his trade as an apprentice". wn

[3] #3 trade v. [merchandise] engage in the trade of; "he is merchandising telephone sets". wn

[4] #4 trade v. [trade in] turn in as payment or part payment for a purchase; "trade in an old car for a new one". wn

[5] #5 trade n. [patronage] the business given to a commercial establishment by its customers; "even before noon there was a considerable patronage". wn