n.1 Brit. a principal or wholesaler dealing on the Stock Exchange.
Usage:
Up to Oct. 1986 permitted to deal only with brokers, not directly with the public. From Oct. 1986 the name has ceased to be in official use (see BROKER 2).
2 US a a wholesaler. b derog. a broker (see BROKER 2).
3 a person who jobs.
Etymology: JOB(1)