taking a dump in the upper tank of a toilet, also known as an upper decker, then proceeding the give someone a swirlie in the same toilet
by livinglegendwg December 14, 2009
Similar to an f-bomb, a nigtomic bomb occurs when a white person says the word nigger in front of a large crowd of people, usually black, that are likely to be upset by the choice of language, such as during an NAACP convention or at Christmas dinner.
Evan: When I called the man intoducing me at the black history month lecture 'my nigga,' everyone freaked out and left. Total nigtomic bomb.
by livinglegendwg February 17, 2010
by livinglegendwg December 21, 2009