fringe theater 

Fringe theatre is a term used to describe alternative theatre, or entertainment not of the mainstream.

Fringe Fesitval

Round the fringe theater of official Festival drama, there seems to be more private enterprise than before’. The term has since been adopted by the Edinburgh Festival Fringe and thence by alternative theatres and alternative theatre festivals.

fringe theater by ncv September 8, 2009

finge theatre

Noun: The act of 'Fingeing' in a public place. See finge (verb).

Her parents came back early, so we had to resort to some finge theatre

finge theatre by Ian December 16, 2004