coup de main - noun
kü-də-ˈmaⁿ
Definition of coup de main : an attack that achieves complete surprise.

Watch: ROSÉ perform 'On The Ground' on Jimmy Fallon.

Having shared two new solo songs last week ('On The Ground' and 'Gone'), Blackpink's ROSÉ performed the lead song for The Tonight Show Starring Jimmy Fallon in a perfectly choreographed performance and a black-and-white set-up.

Watch the performance - plus the 'On The Ground' music video below: