This is an acronym for Kiss My Balls. Originated when Kiss My Butt/Ass had lost it’s effect. This saying is often used in jest/humor as opposed to in anger or disgust.
If a person shouts KMB, and Michael is in the vicinity, then his bag must be kicked. If Michael is not present, he is to be replaced by another person with a name beginning with M
Tyler: “Mans elf bar has just run out styll”
Roscoe: “You gotta stop smoking them tings bro”
Tyler: “Man can’t help it styll mans addicted”
Roscoe: “KMBRT”
another term for a station wagon, mini-van, or any other kind of vehicle that is targeted at the "family" demographic(also M.A.V.)
"Tactical advantages aside, the M.A.V. is top of the line for the holy warrior troop transport manufactured by the Church of Latter Day Saints Military Industrial Complex. Also great for family trips...to heathen lands."