Everyone has abdominal muscles; they are simply hidden under layers of adipose tissue. To reveal the "sexy" definition, one must focus on body fat reduction. However, this is a delicate balance.
Notice we said tone , not bulk. A sexy body has definition—the ability to see the shape of the shoulder (deltoid), the curve of the calf, or the line of the lat muscle. This indicates physical capability. You don't need to be a bodybuilder; you just need to look like you respect your body enough to move it. Sexy Body