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A tan which does not graduate in tone leaving a straight line between pale and tanned skin.
For example, wearing a t-shirt on an extremely hot day and having a tan which stops immediately at the elbow.
I had to work the 9-5 shift today in the sun and now i've got this bloody twat tan

WAAAYY Nice twat tan mate!
by Thomas Betts June 07, 2007
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