You might think to yourself that you know the meaning of IDK even in rap slang, but you might be surprised when you read more below.
IDK might mean “I Don’t Know.” It is a famous abbreviation used in texting, rapping, or basically any conversation. You may simply use it like:
“IDK! I wasn’t listening to the professor.”
However, the lesser-known use of IDK in rap refers to the rapper IDK. IDK is his stage name, and it stands for Ignorantly Delivering Knowledge. He is famous in London for his verses, rhymes, and meanings.
“I heard IDK is retiring this year because he got burnt out.”