A "duo team" refers to a pair of people working together as a team. They accomplish tasks or achieve goals as a unit, combining their skills and efforts. Full definition
The unlikely duo team up, and thus begins a journey of vengeance and redemption in a world gone mad. (egmr.net)
My very first game in duos me and my friend managed to fight our way with common, poor weapons until the last 4 duo teams where in the smallest circle. (caffeinegaming.com)
Here, the dynamic flavor duo teams up in a sweet - and - salty maple sauce studded with caramelized bacon. (epicurious.com)