Wiktionary
be out for
vb. To seek or pursue, especially to determinedly pursue something to one's own benefit.
Usage examples of "be out for".
He's gonna be out for a while longer, so you might as well take a crack at them.
Duncan was inventing an automatic bean stringer and he only nodded when she told him she would be out for a while.
I've got to touch base with an old friend so I'll be out for a while.
That's most of the striking force of the Northern Fleet right there, and if they need oilers, they figure to be out for a while.
My memories of that night were vague at best, but I thought I remembered them saying to Sara that their sisters would be out for the evening.