Translation of "have sth up your sleeve" - English-Turkish dictionary

have sth up your sleeve

informal

to have a secret plan

gizli plânı olmak, bir bildiği olmak, kozu olmak, bir şeytanlık düşünmek
They were worried he might have another nasty surprise up his sleeve.

(Translation of “have sth up your sleeve” from the Cambridge Learner’s Dictionary English-Turkish © Cambridge University Press)