#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 trade n. [craft] the skilled practice of a practical occupation; "he learned his trade as an apprentice". wn
#3 trade v. [merchandise] engage in the trade of; "he is merchandising telephone sets". wn
#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 trade n. [patronage] the business given to a commercial establishment by its customers; "even before noon there was a considerable patronage". wn
vizzz