What is another word for have something up your sleeve?
Pronunciation: [hav sˈʌmθɪŋ ˌʌp jɔː slˈiːv] (IPA) 
The phrase "have something up your sleeve" is commonly used to refer to having a secret plan or strategy in reserve. There are some alternative phrases that can be used to convey this same meaning. One such synonym is "hold something in reserve," which similarly suggests that a person has an ace in the hole. Another option is "keep something in the wings," which conjures the image of a performer waiting backstage with a surprise to pull out when the time is right. "Have a trick up your sleeve" is another synonymous phrase that conveys the idea of having a surprise advantage that others are unaware of.
