n.
1.transactions (sales and purchases) having the objective of supplying commodities (goods and services)
2.the United States federal department that promotes and administers domestic and foreign trade (including management of the census and the patent office)
3.social exchange, especially of opinions, attitudes, etc.
Idiom of the Day
on a fool's errand
involved in a useless journey or task
I was on a fool's errand as I looked for a store that sold organic candy.