an occupation; a trade; a vocation.

energetic action; activity.

the buying and selling of commodities or the bartering of goods; trade; commerce.

the doing of something; the state of being in motion or of working.

the selling of goods in relatively large quantities and usu. at lower prices than at retail, esp. such selling to retailers for resale to consumers.

a man dealing with (someone), transacting in (something).

a man who trades; a merchant or trader.