DCHP-1 Online
trade room Fur Trade, Hist. 
the room in a trading post (def. 1) where the actual bartering takes place.
See also: trading post (def. 1) trading room
- 1867 In many of the Posts the trade room is cleverly contrived, so as to prevent a sudden rush of Indians, the approach from outside the pickets being through a long, narrow passage, only of sufficient width to admit one Indian at a time, the passage being bent at an acute angle near the window, where the trader stands.
- 1942 The whisky smugglers have forts such as none of the old Northwest forts were like--double-walled, some of them. And do they let their customers into the trade-rooms even in small groups? No, sir!
- 1867 In many of the Posts the trade room is cleverly contrived, so as to prevent a sudden rush of Indians, the approach from outside the pickets being through a long, narrow passage, only of sufficient width to admit one Indian at a time, the passage being bent at an acute angle near the window, where the trader stands.