The phrase "massive dump" is often used informally to describe a large quantity or amount of something being released or disposed of all at once. Full definition
The location is unbeatable and the classic log cabin design begs to be blanketed in massive dumps of Fernie's famous powder. (toqueandcanoe.com)
So yeah, when that's the type of garbage being puked up on AP on behalf of one player, from a person that was NEVER a Chiefs fan, you bet your sweet hiney that I'm going to start taking massive dumps all over that mediocre QB, who plays like a scared bitch when the season is on the line. (sbnation.com)
Thick, acrid smoke filled the skies over the New York State Thruway Authority Maintenance complex as firefighters from Larchmont, New Rochelle and ultimately Harrison dumped thousands of gallons of water in an effort to bring the bring the massive (newrochelletalk.com)