[ lawng-ruhn, long- ]
/ ˈlɔŋˈrʌn, ˈlɒŋ- /


happening or presented over a long period of time or having a long course of performances: a long-run hit play.

Origin of long-run

First recorded in 1900–05
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for long-run