simple past tense and past participle of leave for dead

(transitive) To abandon a person or other living creature that is injured or otherwise incapacitated, assuming that the death of the one abandoned will soon follow.

(construction) A sealed airspace in a cavity wall.

(physics) The state of a thermodynamic system having reached a maximum entropy; temperature is uniform throughout, and no energy is available to do work.

An expression of dismay, concern, worry or disapproval.

(nautical) Stationary with respect to the current, having no means of propulsion. / (idiomatic, figuratively) Doomed; unable to succeed.

(informal) A shrewd political or commercial schemer, especially one who is unscrupulous; a hustler; a shady operator.

(idiomatic) Extremely frightened

(Internet) A HTML hypertext link that points to a webpage or website that is permanently unavailable.

A blow to the upper thigh, crushing the muscle against the bone and crushing the nerve cluster next to the quadriceps. Also, the resulting injury.