Remember that achieving great muscle definition is the result of both increasing muscle size and lowering the amount of body fat and there's no way around it. (fitnessandpower.com)
The result was great muscle definition all over. (getthisripped.com)
While physical exercise can provide you with some increase in lean mass, the real big factor here is following a diet plan that will contribute to eliminating excess body fat — greater muscle definition is a result of that process. (fitnessandpower.com)