"Massive outrage" typically refers to a strong and widespread feeling of anger, shock, or dissatisfaction expressed by a large number of people in response to a certain event, action, or situation. Full definition
In their attempts to be «edgy,» all of these corporations sparked massive outrage, lost serious credibility and were criticized for reckless advertising and misusing their power. (relevantmagazine.com)
Swatantea, if there was q massive outrage at Blair in, y getting 2 / 5th of the electorate they'd have voted different or Libdem voters if they disliked Blair would have tactically voted Tory (labour-uncut.co.uk)
It took scant hours for the Zombie Bait collectible to attract massive outrage from all corners of the gaming community, with many pundits and readers slamming the statue as sexist, disgusting and horrendously creepy at best (though plenty of people didn't really care either way, in fairness). (dealspwn.com)