Webster Dictionary(0.00 / 0 votes)Rate this definition: Sternum(noun) a plate of cartilage, or a series of bony or cartilaginous plates or segments, in the median line of the pectoral skeleton of most vertebrates above fishes; the breastbone.
Bowling refers to a series of sports or leisure activities in which a player rolls or throws a bowling ball towards a target. It is one of the major forms of throwing sports. In pin bowling variations, the target is usually to knock over pins at the end of a lane. In target variations, the aim is usually to get the ball as close to a mark as possible.
Bowling is a sport where you throw a round bowl down a lane to try  and knock down the most pins. If you do not knock down all the pins  the first time, you get a second try â¦ to knock down the rest. If you  don't make that, its the next person's turn.