The act of dunking on someone so hard in a competitive aspect, whether in sports or anywhere else to the point where they may question their religion and consider attempting suicide.
The enemy team was megadunked so hard they disbanded and renamed themselves one day later.
Smot was megadunked so much that he lived the rest of his days out as a fisherman.
Smot was megadunked so much that he lived the rest of his days out as a fisherman.
by Bugsbythegreat June 2, 2013
Get the Megadunkmug.