The song "On and On" by Jon B is a smooth R&B track that explores themes of love, passion, and desire. The lyrics depict the narrator's intense attraction to someone and their willingness to go the extra mile to satisfy their partner's needs. In the first verse, the narrator compares their irresistible presence to that of a professional office, stating that they are always open for their partner's needs. They express their struggle to maintain control around their partner, offering a metaphorical prescription to fix any issues and asking how they feel in the morning. The chorus emphasizes the narrator's desire to continue their passionate connection with their partner, wanting to go on and on with them. They are willing to provide whatever it takes to satisfy their partner, promising to set the mood with old school music. In the second verse, the lyrics become more explicit, with the narrator expressing their intentions to undress their partner and explore every inch of their body. They assure their partner that they will keep coming back for more and offer an addiction to their pleasure. The bridge highlights the pleasure the narrator brings to their partner, noting the excitement and satisfaction the partner shows through their expressions. Overall, "On and On" explores the intensity of physical and emotional attraction between two people and the desire to continually satisfy one another. The lyrics depict a passionate and intimate relationship where both parties are fully invested in each other.