1 definition by DoubleBroncoForLife#69

The art of two humans (dealer's choice) taking a simultaneous shit while upon the same commode, while sitting back to back.
Chris and John decided to test their friendship with a bareback "Double Bronco".

Military use...Where is Sgt. Thompson? He's with 1st LT Smith in the head. Delta Bravo? Roger that!
by DoubleBroncoForLife#69 July 12, 2018
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