United are on 26 points, five behind leaders Liverpool and just a point behind second-placed Leicester, who earlier beat Tottenham Hotspur 2-0 in London.
Jamie Vardy scored Leicester City's opening goal and had a hand in the other.
The Foxes now have 27 points from 14 games, four behind champions and leaders Liverpool.
Tottenham dropped two places down to fourth after a second successive defeat.