Wiktionary
doing out
vb. (present participle of do out English)
Usage examples of "doing out".
Sometimes Charlene would do the change herself, but it was getting dark and she wondered what Emil and Damon were doing out there in the cold.
What were you doing out here in the middle of this godforsaken wilderness?
What were they doing out there in their picture postcard setting -- screwing on the deck?
Better get your asses gone before the Shore Police show up to ask what you're doing out of your compound.