A straight dominant alpha male that's married and has offspring but he's also in a down low relationship with a gay submissive male that serves as a boy to his Daddy and a slave to his Master.

Adj. Something that is expected to have a long lifespan by virtue of having existed for a long time, based on the lindy effect, named for the New York restaurant Lindy's, coined by Albert Goldman and popularized by Nassim Taleb.