To carry something from a place to one's home or another place; to take or bring back (also used for taking out food).
残った料理を箱に入れて持ち帰った。
I put the leftover food in a box and took it home.
その書類を持ち帰ってよく確認します。
I'll take those documents home and check them carefully.
このレストランは料理を持ち帰ることもできますか？
Can I take the food from this restaurant to-go?
仕事の悩みを家に持ち帰りたくない。
I don't want to take work worries home with me.