1 definition by ShedderOfLight

Noun: A sexual act where the male anally penetrates the female and then, "reaches around" and inserts his fingers into her vagina. If all 4 fingers are used the motion is similar to a cowboy tugging on his belt buckle.

Formerly known as a greasy briefcase.
My wife was so drunk and horny last night she asked me hitch her up like a Rocky mountain belt buckle!
by ShedderOfLight August 1, 2020
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