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
a nine day/day's wonder
someone or something that is of interest to people only for a short time
The actor was a nine day's wonder and everyone forgot about him after a couple of months.