Bone scone is slang for the male anatomic penis: previously known as cock, dick,wiener, shaft, club, banana, hot dog, etc. It is most commonly used in a short sentence that contains another word that rhymes with bone/scone.
---I'm gunna go be alone with my bone scone...aka to jerk off
---I saw that hot girl and my bone scone turned to stone...aka to get a stiffy
---I made that bitch moan and groan with a serving of my bone scone...aka giving out a good hot dicking
---"wanna taste of my bone scone?"...as a pick up line or to ask for a bj.