ˈmarket-ˌmaker ( market maker, especially in NAmE )
noun
[] ( MM) () a company or person that deals in shares, bonds, etc. and agrees to buy and sell particular shares at specific prices 做市商；庄家◆The investor buys through a broker who completes the transaction through a market-maker. 投资者通过经纪人购买，而经纪人则通过庄家完成交易。◆A couple of market-makers were caught short of stock. 两个庄家被发现卖空股票。