"Boss" is a song by American rapper Lil Pump, released as the lead single from his debut studio album Lil Pump (2017). It was originally released on Lil Pump's SoundCloud account on April 19, 2017, and later released as a single on June 6, 2017. The song reached number 40 on the US Hot R&B/Hip-Hop Songs chart, and was certified Platinum by the RIAA.