The phrase "a leg from a" is correct and usable in written English.
It can be used when referring to a specific part of an animal or object, often in culinary or anatomical contexts.
Example: "The chef prepared a delicious dish using a leg from a lamb."
Alternatives: "a piece of a" or "a portion from a".
(Police recovered a leg from a nearby bonfire).
In "Izzy, willy-nilly" by Cynthia Voight, Izzy has lost a leg from a car accident.
Andrew J. Aviles, of Tampa, Fla., who was killed by an artillery round on April 7, 2003, and a 12-year-old Iraqi girl named Marwa who lost a leg from a bombing on the same day.
A military doctor said Ta Mok, aged 82, who had fought against the French colonial regime and lost a leg from a landmine in the early 1980s "died of natural causes, given his poor health and respiratory problems".
There is unease at the idea of the public dissection of a leg (from a deceased individual who consented to such activity), yet I can buy a computer game and beat someone to death in it with ease.
Careless play from Steven Lawless allowed Hayes to drill in an early cross, with Dan Seaborne blocking Cammy Smith's shot and then sticking out a leg from a prone position to divert Rooney's close-range effort.
There was a pair a legs — from a woman, the officials said — sheared from the rest of her body and lying near the blast site, among the dead and the 30 wounded.
Welcome instead to the Mr Potato Head Oscars – a frown from that movie, an arm and a leg from this one, a smile from that one over there.
In one panel, movie dialogue in which two lovers discuss money was paired with a gorgeous closeup of a leg from Cranach the Elder's 1532 painting "Venus".
This paper proposes two-phase discontinuous gaits as a new fault-tolerant gait for quadruped robots suffering from a locked joint failure, which prevents a joint of a leg from moving and makes it locked in a known place.
During a support meeting, Hazel meets Augustus Waters, a teenager who has lost a leg from bone cancer.
