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.
There are two common types of muscle injuries, strains and sprains. 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.