What is 'rut?
1.
A shortened form of
Pete: "Something's fishy here."
George: "Yeah, we need to get to the root of this problem."
Alcoholic in the corner: "WHAT!?! Did someone say 'rut? I'm playing!"
Pete: "He means 'root' as in the kind that grows on trees."
Alcoholic: "Oh." (passes out)
See