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Definition of Hamstring
1. Verb. Make ineffective or powerless. "The performance is likely to hamstring Sue"; "The teachers were hamstrung by the overly rigid schedules"
2. Noun. One of the tendons at the back of the knee.
3. Verb. Cripple by cutting the hamstring.
Definition of Hamstring
1. n. One of the great tendons situated in each side of the ham, or space back of the knee, and connected with the muscles of the back of the thigh.
2. v. t. To lame or disable by cutting the tendons of the ham or knee; to hough; hence, to cripple; to incapacitate; to disable.
Definition of Hamstring
1. Noun. (anatomy) One of the great tendons situated in each side of the ham, or space back of the knee, and connected with the muscles of the back of the thigh. ¹
2. Noun. (informal) The biceps femoris muscle. ¹
3. Verb. (transitive) To lame or disable by cutting the tendons of the ham or knee; to hough; hence, to cripple; to incapacitate; to disable. ¹
¹ Source: wiktionary.com
Definition of Hamstring
1. [v -STRUNG, -STRINGING, -STRINGS]
Medical Definition of Hamstring
1. 1. One of the tendons bounding the popliteal space on either side; the medial hamstring comprises the tendons of the semimembranosus and semitendinosus, gracilis, and sartorius muscles; the lateral hamstring is the tendon of the biceps femoris muscle. Hamstring muscles (a) have origin from the ischial tuberosity, (b) act across (at) both the hip and knee joints (producing extension and flexion, respectively), and (c) are innervated by the tibial portion of the sciatic nerve. The medial hamstring contributes to medial rotation of the leg at the flexed knee joint, while the lateral hamstring contributes to lateral rotation. 2. In domestic animals, the combined tendons of the superficial digital flexor, triceps surae, biceps femoris, and semitendinosus muscles which are referred to as the common calcanean tendon (tendo calcaneus communis); it is attached to the tuber calcis of the hock. (11 Feb 2000)