"Break It Off" is a song by Barbadian singer Rihanna from her second studio album A Girl like Me (2006), and features guest vocals from Sean Paul. It was written by Donovan Bennett, Paul, K. Ford and Rihanna, while production was handled by Don Corleon. The song was released on November 13, 2006, as the album's fourth and final single. "Break It Off" is a futuristic pop-dancehall song, which is layered over an electro-reggae beat.

Critical reception of the song was positive, with reviewers praising the collaboration between Rihanna and Paul and as a return to the former's roots. "Break It Off" made chart appearances on the singles charts of the United States and Belgium. It peaked at number nine on the US Billboard Hot 100 chart and number six on the Mainstream Top 40 chart. In the Flanders region of Belgium, it peaked at number 10. Rihanna performed the song at Radio One Big Weekend in 2007 and it was included on the set list of her Good Girl Gone Bad Tour (2007–09), and was subsequently included on the accompanying DVD release, entitled Good Girl Gone Bad Live.

"Break It Off" was recorded at 2 Hard Studios in Kingston, Jamaica. It was written by Donovan Bennett, Sean Paul Henriques (better known as Sean Paul), K. Ford and Rihanna, who is credited as Robyn Fenty. Production of the song was handled by Don Corleon. It was engineered by Jeremy Harding and Bennett, who also mixed the song. All instrumentation was provided by Bennett. Paul explained how he and Rihanna met in a 2011 interview with Rap-Up. During her visit to Jamaica, Rihanna was taken on a tour around the island by Paul, where he took her to some of the beaches and experienced the nightlife. He continued to explain that they spent a few days together and that he took her to the Bob Marley Museum, which was something she had "always wanted to do." Reminiscing on "Break It Off" and Rihanna, Paul stated that working with the singer and creating the song was "his most memorable collaboration."

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