Refers to the situation of Ennis Del Mar and Jack Twist in the movie and short story by Annie Proulx, but taken to an extreme. Describes a man married to a woman who sleeps around with other men. But sleeps around...a lot.

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.