A derecho (/dÉËreÉªtÊoÊ/, from Spanish: derecho [deËÉ¾etÊo], straight) is a widespread, long-lived, straight-line wind storm that is associated with a land-based, fast-moving group of severe thunderstorms. Derechos can cause hurricane-force winds, tornadoes, heavy rains, and flash floods.
In human anatomy, a hamstring is one of the three posterior thigh muscles in between the hip and the knee. In quadrupeds, the hamstring is the single large tendon found behind the knee or comparable area.
Princeton's WordNet(0.00 / 0 votes)Rate this definition: 1  hamstring, hamstring tendon(verb) one of the tendons at the back of the knee. 2  hamstring(verb) make ineffective or powerless. The teachers were hamstrung by the overly rigid schedules. 3  hamstring(verb) cripple by cutting the hamstring.