Exaggerating the fact that a person is so fat that his/her ass can be used as a bunker during times of a nuclear apocalypse.
"Shit mate! I heard WWIII is gonna start soon!"
"Naah, we'll be just fine mate! No need to fear when Danny's nuclear bunker ass is here!"
"Naah, we'll be just fine mate! No need to fear when Danny's nuclear bunker ass is here!"
by F-Bomb Thiru May 4, 2017
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