Meaning

1 senses
  1. Operating for a relatively extended period of time.

    The long-running play finally closed on Broadway, just short of setting a record for longest playing.

Forms

longer-running, longest-running
Comparativelonger-running Lesson
Superlativelongest-running Lesson

irregular

See also

neighbours in the dictionary
long-running — meaning, examples, forms, synonyms | Krumeto