Top Definition
antidisestablishmentarialism (pronounced anti-dis-establish-ment-ar-ia-lism) is typically known as the longest word in the dictionary.

When it blatantly isn't.
Guy 1: OMGZ antidisestablishmentarialism IS THE LONGEST WORD IN DA DICKTIONARY LOLZ
Guy2: ano lolzozlz.
nerdz0r: actually its pseudopseudohypoparathyroidism so stfhu you unknowning little child
by Daniel Hibbs February 27, 2007

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