After failing to find a club in Italy, Emeghara arrived to Partizan for a trial in January 2003, accompanied by compatriot Oladipupo Martins.
After spending 18 months with the Optičari, Emeghara was promoted to the Partizan first team in June 2004, penning his first professional contract on a four-year deal.
In his first season with the Crno-beli, Emeghara established himself as the team's first-choice left-back, making 39 appearances in all competitions, as Partizan won the league title with an unbeaten record and reached the knockout stage of the UEFA Cup.
[7] Emeghara made his international debut for Nigeria on 17 November 2007, playing the full 90 minutes in a 1–0 friendly loss against Australia.
He was named in Berti Vogts' 23-man squad for the 2008 Africa Cup of Nations,[8] remaining an unused substitute during the tournament.