dog bone

plural dog bones

1. a bone that is given to a dog to chew on and play with, similar to a dog biscuit. They can be real bones, or they can be made of other materials like plastic or leather
2. a 2- or 3-dimensional compound shape, evocative of a dog biscuit or dog-bone toy with a central shaft and two lobes (analogous to femoral condyles) at each end

   "The First Nanochips", Scientific American, April 2004, p. 81. If ... the pattern on the mask were designed to look more like a dog bone, the result would better approximate a rectangle with sharp corners.

3. slangpossibly African-American Vernacularthe penis

   Me and D-Money keep smokin' that bomb Need a little game, you better log on Girls get naked Lickin' on my dog bone

   2003, “PimpandHo.com”, in Married to the Game, performed by Too $hort