Real Dictionary

hunt
verb: If you hunt for something or someone, you try to find them by searching carefully or thoroughly.

hunt in American English
to go out after game; take part in the chase
to go out to kill or catch (game) for food or sport
intransitive verb: to engage in the pursuit, capture, or killing of wild animals for food or in sport
noun: an act or practice of hunting game or other wild animals
transitive verb: to chase or search for (game or other wild animals) for the purpose of catching or killing

hunt in British English
noun: Henry, known as Orator Hunt. 1773–1835, British radical, who led the mass meeting that ended in the Peterloo Massacre (1819)
noun: the act or an instance of hunting
verb: to seek out and kill or capture (game or wild animals) for food or sport

hunt in Mechanical Engineering
verb: If something, for example engine speed, hunts, it keeps going up and down around a mean value or position.