Definition of vendetta. 1  1 : blood feud. 2  2 : an often prolonged series of retaliatory, vengeful, or hostile acts or exchange of such acts waged a personal vendetta against those who opposed his nomination.
A strain is a twist, pull and/or tear of a muscle and/or tendon. Tendons are fibrous cords of tissue that attach muscles to bone. Strains and sprains are among the most common sports injuries.
A muscle strain is an injury that affects muscles or tendons, which are the thick bands that connect muscles to bone. A muscle sprain is an injury that affects ligaments, which are thick bands that connect bone to bone. Sprains can range in severity from a mild stretch to a complete tear.