Be out to do something - Idioms by The Free Dictionary
be out to do something
be (all) out to (do something)
To be working toward some goal or outcome. Ben is all out to get a scholarship—that's why he's been involved in so many extracurriculars this year.
be (all) out to do something,
be (all) out for something want or plan to do or get something: I think he’s out to kill me. ♢ I’m not interested in a few thousand dollars. I’m out for a million!