"Just Fuckin'" is a song by American rapper E-40 featuring Bosko. The song is about a casual sexual relationship between two individuals who are not in love but enjoy each other's company in a sexual context. In the lyrics, E-40 portrays himself as a confident and experienced individual who knows how to satisfy his partner. He describes the physical attributes of his partner and how pleasurable their sexual encounters are. Despite knowing that his partner is in a relationship with someone else, E-40 and his partner continue their sexual relationship, believing it to be beneficial for both of them. The chorus sung by Bosko emphasizes that they are both aware that they are just having sex and not in love. Both individuals agree that their situation is a "win-win," where they can fulfill their sexual desires without expecting more from each other. E-40 also addresses the jealousy and envy from his partner's friends who want to take her place. He reassures her that their relationship is purely sexual and emphasizes that he expects her to play her role without any emotional attachment. He also boasts about his sexual prowess and promises to provide pleasure in ways that her partner cannot. Overall, the song tells the story of a no-strings-attached sexual relationship, highlighting the satisfaction and benefits derived from it, while acknowledging the absence of love or commitment.