) Pathology. | a painful condition of the front lower leg, associated with tendinitis, stress fractures, or muscle strain, often occurring as a result of running or other strenuous athletic activity, esp. on a nonresilient surface. |

| shin splints also shin·splints (shĭn'splĭnts') pl.n. (used with a sing. or pl. verb) Any of various painful conditions of the shins caused by inflammation of the surrounding muscles, frequently occurring among runners. |
shin splints or shinsplints
n.
A painful condition of the shins caused by inflammation of the surrounding muscles, frequently occurring among runners.