Definition of oneshot:
(v) :
(video games, slang) To kill or destroy with a single hit; to instakill.
(v) :
(Internet slang, especially of genAI) To successfully complete a task in a single try.
(v) :
(Internet slang) To rapidly overwhelm and gain influence over (someone).
(n) :
Alternative form of one-shot. [(television, film, comics) A television program, film, or comic book that is not part of a series.]
(adj) :
Alternative form of one-shot. [Needing only a single attempt to become effective.]