man-tubbing Share definition Flag The act of two or more males spending an evening in a hot tub or jacuzzi together without any female counterparts present. Erik invited the boys over for a night of man-tubbing and PBR. man-tubbing by ZackyPants January 10, 2011 0 0 Get merch Get the man-tubbing mug. Buy Now — $32.95 See more merch
