Definition, Meaning & Synonyms
have-something-up-ones-sleeve
idiom
/hæv ˈsʌmθɪŋ ʌp wʌnz sliːv/

Definition
To have a secret plan or idea that is not immediately apparent.

Examples
- She always has something up her sleeve when it comes to negotiations.
- He claimed to have a brilliant business idea up his sleeve that he would reveal later.

Meaning
This phrase implies that someone has a hidden advantage or tactic that they can use later to their benefit.

Synonyms
- have a trick up one’s sleeve
- have a hidden advantage
- have a secret weapon