YTMND, an initialism for

YTMND, an initialism for "You're the Man Now, Dog", is an online community centered on the creation of hosted memetic web pages featuring a juxtaposition of an image centered or tiled along with optional large zooming text and a looping sound file. Images and sound files used in YTMNDs are usually either created or edited by users. YTMND is generally considered to be a humor website, owing its tone and culture to the original YTMND and its early imitators.
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