Keane earlier this week laughed off talk that Maddison's return from injury would help Spurs climb up the table, telling The Overlap podcast: "We saw Maddison at Tamworth He was taken off.
Asked about his celebration after the game, and if it was directed at anyone in particular, Maddison told Sky Sports: "Just a little bit of outside noise in there this week.
James Maddison has responded to Roy Keane's criticism in perfect fashion after scoring the only goal as Tottenham beat Manchester United.
However, Maddison returned to the starting line-up and took just 13 minutes to put Spurs ahead against Keane's former side.
Asked if he can use criticism as motivation, Maddison added: "The gaffer prefers when we're just in our in our little bubble and listening to him.