A poacher was an individual who hunted and killed animals illegally.
Sam Seeley was a poacher who hunted in Oxley Woods. He discovered one of the Nestene Meteorites during the first attempted Nestene invasion in the 1970s. (TV: Spearhead from Space)
Ernie Clements was a poacher who hunted on Marcus Scarman's estate. In 1911, he attempted to evade Sutekh's Osiran service robots, but was eventually caught and killed by them. (TV: Pyramids of Mars)
In 1666, a poacher in a small English village was one of the several residents of that village who came under the control of a small group of Terileptils. (TV: The Visitation)