"I Thought U Knew" is a song by Esham, an American rapper. The song features a woman singing the chorus while Esham raps verses that express his experiences and thoughts on various subjects. In the song, Esham talks about his interactions with women, referring to them as "hoes." He mentions a particular woman who enjoys wining and dining, and their mutual liking for the number 69. He also refers to himself as a pimp or a "mack dad," suggesting his ability to attract and control women. Esham emphasizes that he shouldn't have to explain these things because he thought others already knew about his lifestyle. The chorus sung by the unidentified woman expresses Esham's association with the "Unholy Black Devil." This reference could represent his dark and rebellious persona in the music industry. Esham also mentions his distrust of law enforcement, comparing them to the Ku Klux Klan. He states that the radio tries to discredit him, possibly because he refuses to conform to mainstream/pop music and has issues with the police. The second verse focuses on Esham's persona as a man who is focused on making money. He implies that people are envious of his success and are constantly trying to interfere with his plans. He confidently proclaims that he doesn't care about the opinions of others and is willing to get involved with someone else's woman. Esham also mentions a sexual encounter, specifically mentioning oral and anal sex. He concludes by affirming that he thought others already knew about his lifestyle and beliefs. Overall, "I Thought U Knew" showcases Esham's rebellious and explicit persona, touching on themes such as his relationships with women, his experiences with law enforcement, and his refusal to conform to mainstream expectations.