i've got your number
The phrase "I've got your number" means that someone has figured out or understands someone else's true intentions, motivations, or personality traits. It suggests that the speaker has a good sense of who the other person truly is and can see through their facade or deceptive behavior.
An idiom is a phrase or expression that usually presents a figurative, non-literal meaning attached to the phrase. Does that sound fun? It can be!
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