Top definition
A subtle way of expressing how poorly you think of someone. A form of shade.

Coined by Mariah Carey, in 2003, when she was asked about whats he thought of Jennifer Lopez.
Samantha: "Weren't you best friends with Alana?"
Emily: "I don't know her"

Mary: "Are you and James still dating?"
Emily: "I don't know her"
via giphy
by just like honey September 01, 2017
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2
A shady way of saying someone didn't exist in your world in your life and you don't like them . They are basic irrelevant
Interviewer: what do you think of BeyoncΓ©

Mariah: she is an amazing person and amazing artist and we love her

Interviewer: and what about jlo

Mariah: I don't know her
by Gabrielle williams July 05, 2016
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