Wiktionary
stage-door johnny
alt. 1 (context idiomatic English) A man who is infatuated with one or more theatrical actresses and who routinely lingers in and around theatres in an effort to meet and form relationships with the female object(s) of his affection. 2 (context idiomatic English) A devoted fan of live theatre and of performing artists, who habitually spends time in and around theatres. n. 1 (context idiomatic English) A man who is infatuated with one or more theatrical actresses and who routinely lingers in and around theatres in an effort to meet and form relationships with the female object(s) of his affection. 2 (context idiomatic English) A devoted fan of live theatre and of performing artists, who habitually spends time in and around theatres.