What is Can't You Know??
1.
A derogatory phrase expressing incredulity at the lack of understanding on the part of someone else, as in “Was I not speaking clearly enough for you?” “Did you not understand what I just said?” "What is wrong with you?"
I'm the baddest muthafucka up in this bitch! Can't you know?
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2.
A derogatory term expressing incredulity at the lack of understanding on the part of someone else, as in “Was I not speaking clearly enough for you?” “Did you not understand what I just said?” "What is wrong with you?"
You better respect me or I'll fuck you up, nigga! Can't you know?
See