up one's sleeve

== English == === Alternative forms === up one's sleeves === Etymology === From the practice of magicians hiding tricks or gimmicks in the sleeve. === Pronunciation === === Prepositional phrase === up one's sleeve (idiomatic) Hidden and ready to be produced as needed; in reserve. ==== Usage notes ==== In this sense, the phrase most commonly occurs after a nominal such as ace, trick, surprise, something, more, nothing, anything. ==== Translations ==== ==== See also ==== nothing-up-my-sleeve number roll up one's sleeves