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1.
Derived from the word couth witch means, Marked by or possessing a high degree of sophistication; refined; considerate; or Thoughtful

Add the word less, and you have an event or thing that has no degree of sophistication, consideration, or thought.
1) Nicole cheats on Thistle everyday, That bitch is Couthless
2) She has no Couth at all
3) That comment sure was Couthless
by Take No Prizonaz February 22, 2005