trade at

trade at (some place)

To sell or exchange (goods) at some location. A noun or pronoun can be used between "trade" and "at" to indicate what is being sold or exchanged. I've been trading at this market for nearly 20 years. I'm not rich, but I've always earned enough to get by. These figurines you've made are incredible! I'm sure you'd be able to trade them at shops across town.
See also: trade
Farlex Dictionary of Idioms.

trade at

some place to buy and sell at some place; to shop at someplace. Do you trade at that store anymore? We don't trade there because their prices are too high.
See also: trade
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • ask back
  • angle
  • angling
  • not do (someone or oneself) any favors
  • orient
  • orient to
  • orient to (something)
  • involve with
  • involve with (someone or something)
  • involved with
References in classic literature
John Jacob Astor to establish an American emporium for the fur trade at the mouth of the Columbia, or Oregon River; of the failure of that enterprise through the capture of Astoria by the British, in 1814; and of the way in which the control of the trade of the Columbia and its dependencies fell into the hands of the Northwest Company.
Adventures of Captain Bonneville USA in the Rocky Mountains and
"The old trade-through rule required that fast-trading markets would have to halt if they would trade at prices inferior to those seemingly available at floor-based markets," Harris explains.
Electronic trading: portal to the future? Technological advances are moving markets toward an all-electronic environment, thanks in part to the growth of electronic exchanges. But the specialist system is far from dead, and some experts see a continuing need for at least occasional human intervention
Highlight the rationale for trade at a consumer level.
Listen Up!
Family crises, including deaths, loss of land, and unpaid school fees, have most often propelled women to move from occasional trade at rural markets to more full-time trade in Nairobi.
Trouble Showed the Way: Women, Men, and Trade in the Nairobi Area, 1890-1990
Unfortunately, free traders have not been making the case for free trade at home.
Fast-track impasse
Beyond all this, it is debatable whether NAFTA will further free trade at all.
The human costs of NAFTA
A host of announcements by ECNs and brokerage firms allowing retail investors to trade at off-hours has proliferated in recent months.
A Forecast: Trading in 2001: Of Markets and Mania