The 2017–18 South Florida Bulls men's basketball team represents the University of South Florida during the 2017–18 NCAA Division I men's basketball season. The season marks the 46th basketball season for USF, the fifth as a member of the American Athletic Conference, and the first season under head coach Brian Gregory. The Bulls play their home games at the USF Sun Dome on the university's Tampa, Florida campus. The Bulls finished the season 10–22, 3–15 in AAC play to finish in last place. As the No. 12 seed in the AAC tournament, they lost in the first round to Memphis.