What is "stage-struck"

Stage-struck \Stage"-struck`\ (st[=a]j"str[u^]k`), a. Fascinated by the stage; seized by a passionate desire to become an actor.

"possessed by a passionate desire to perform on stage," 1813, from stage (n.) + past participle adjective from strike (v.). Earlier was stage-smitten (1680s).

adj. infatuated with or enthralled by the theater especially the desire to act