someone who has been on the bags/drugs for the weekend and has a horrible, distorted vile face.

usually after whiteying or dropping more cowies than a sessioner in snderland
mate your pyatt is sour as fuck

check out the pyatt on that! rank
by tweaked September 4, 2007
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A Person who is smart and knows how to work technology of any kind.
Wow,you fixed my phone you must really be a Thomas Pyatt.
by thebiscuitconnoisseur October 26, 2020
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