1.   Her arms and legs have more muscle definition than many other players.

2.   Now Kayla can feel the muscle definition when she flexes her calves.

3.   Shapely legs with muscle definition.

4.   She has clearly lost muscle definition, if not weight, in her legs and arms.

5.   There was some muscle definition in the arms but they were still rather spindly.

6.   Bodybuilding is a non-Olympic sport in which competitors are judged by their muscle definition, but it follows Olympic guidelines against drug use.