Barnum definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
Barnum, P(hineas) T(aylor) 1810-91; U.S. showman & circus operator
Barnum definition by American Heritage Dictionary
, P(hineas) T(aylor) 1810-1891.
American showman who established The Greatest Show on Earth (1871), which was merged with its major competition (1881) to form the Barnum and Bailey Circus.