card up sleeve

card up (one's) sleeve

A secret resource or plan held in reserve: a tough negotiator who had a number of cards up his sleeve.

Name	Pronounced	Usage
Viatrix	-	Late Roman
Amalbert	-	Ancient Germanic
Elizabeth	[i'lizəbəθ]
Bernetta	-	English
Aurelija	-	Lithuanian
Raja (1)	-	Arabic