The sound one makes when something is awesome enough to bring one joy to the point of intense sexual arousal.
Originates from the "so i herd u liek mudkips" meme, where in the original story a child is presented with a Mudkip Pokemon plush toy begins to hump it wildly while making an "EEEEEEENNNFFF!" noise.
Originates from the "so i herd u liek mudkips" meme, where in the original story a child is presented with a Mudkip Pokemon plush toy begins to hump it wildly while making an "EEEEEEENNNFFF!" noise.
by PerogiXW1 June 20, 2011
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