Career
Peacock played for the Georgia men"s basketball team and was team captain for the 1909-1910 and 1911-1912 seasons. After playing on the team, Peacock became the head coach for Georgia in 1912 and coached the bulldogs for the next four seasons. Peacock amassed a 30–7 record while coaching for the
After leaving the, Peacock became head coach at North Carolina while being simultaneously enrolled as a medical student there.
Peacock took over after the departure of Charles Doak as head coach.
In order to field a full team, Peacock recruited players from all over campus by posting signs up, asking men to come and try out for the team Ten individuals showed up for try-outs and three made it onto the team
The 1916-1917 team barely managed to earn a winning record, but did manage to beat Virginia, which was considered a moral victory. The 1916-1917 team also included a future Governor of North Carolina Luther H. Hodges and General F. Carlylel Shepard.
Peacock"s third and final season with the Tar Heels was largely a disappointment, however, as the Tar Heels went 9–7 in the 1918-1919 season.