Kayfabe (used either as a noun or verb form) refers to the inner workings of the business.
Used as a noun, it means the “secrecy” of what’s really going on.
“Iron Sheik & Hacksaw Duggan broke kayfabe in 1987 by sharing a car, drugs, and an arrest.”
The verb form refers to the act/action of keeping the inside stuff a secret from the public.
“Vince used to always kayfabe in news interviews prior to 1996.”
On one of his cars, Gorilla Monsoon actually had a vanity license plate that read, “Kayfabe.”