The song "Bump" by OPM is about the band's desire to find a place to rock and have a good time at three o'clock in the morning. The lyrics talk about wanting to raise the roof, make it bump, and shake the ground up, expressing the band's energetic and lively attitude. They are looking for a place to dance, have fun, and enjoy the music with their friends. The song also talks about feeling like a toy getting wound up and losing control, conveying a sense of excitement and high energy. Overall, "Bump" is a lively and upbeat song about wanting to let loose and have a good time.