Maybe 'shove' is a little strong, but there was definitely some bumping going on when Jay Cutler yelled at his left tackle J'Marcus Webb.
I don't see anything here different than what a bunch of quarterbacks do, except maybe the contact part. Webb, by the way, is 6'7" and 333 pounds. But Cutler is the QB and he has to be the leader. And he was probably sick of getting on just about every single play. Tom Brady yells at players and even the offensive coordinator. Then again, Brady has three Super Bowl rings and that matters.
Cutler has his own definition in Urban Dictionary. Jerk Face.