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
Ayscue	['eiskju:]
Barak (2)	-	Arabic
Patroclus	-	Greek Mythology (Latinized)
Gilad	-	Hebrew, Biblical Hebrew
Bass	['bæs]
Voski	-	Armenian