Term: pony express: express mail carried by relays of riders on horseback; especially between Missouri and California around 1860
Broader: express: mail that is distributed by a rapid and efficient system | Unrelated: joining: the act of bringing two things into contact (especially for communication)
Broader: express: mail that is distributed by a rapid and efficient system | Unrelated: dinghy: a small boat of shallow draft with cross thwarts for seats and rowlocks for oars with which it is propelled
Broader: express: mail that is distributed by a rapid and efficient system | Unrelated: body: the central message of a communication
Broader: express: mail that is distributed by a rapid and efficient system | Unrelated: tramp: a heavy footfall
Broader: express: mail that is distributed by a rapid and efficient system | Unrelated: lime: any of various related trees bearing limes
Broader: express: mail that is distributed by a rapid and efficient system | Unrelated: judge advocate general: the senior legal advisor to a branch of the military
Broader: express: mail that is distributed by a rapid and efficient system | Unrelated: lance corporal: an enlisted man in the marine corps ranking above a private first class and below a corporal
Broader: express: mail that is distributed by a rapid and efficient system | Unrelated: honey eater: Australasian bird with tongue and bill adapted for extracting nectar
Broader: express: mail that is distributed by a rapid and efficient system | Unrelated: embezzlement: the fraudulent appropriation of funds or property entrusted to your care but actually owned by someone else
Broader: express: mail that is distributed by a rapid and efficient system | Unrelated: bookdealer: a dealer in books; a merchant who sells books