The former X Factor contestant joins the US rapper on her October and November 'Pink Friday Reloaded' jaunt.
"I'm over the moon to be Nicki's support on her UK tour!" Misha B said.
"Really looking forward to catching a vybz and gettin out there and performing new songs. Woohoo Woop Woop!"
Joining the pair on the bill is Young Money artist Tyga. Tickets are available now.
Minaj extended her tour earlier this month to include new dates in Newcastle and Manchester.
The full Nicki Minaj 'Pink Friday Reloaded' tour dates are as follows:
- October 21 - Nottingham Arena
- October 22 - Manchester Arena
- October 24 - Liverpool Echo Arena
- October 25 - Newcastle Arena
- October 27 - Birmingham LG Arena
- October 28 - Newcastle Arena
- October 30 - London O2 Arena
- November 2 - Manchester Arena
- November 3 - Sheffield Arena
- November 7 - Cardiff Motorpoint Arena
Watch the Misha B 'Home Run' music video below: