A vulgar term for someone purposely being stupid.

Tard being derived from Retard
Arse being the general British term for backside. a.k.a. Ass.
The "Tardarse" OmFg Im So HoTt TaLk To Me BaBy!1!!!

The non "tardarse" Will you shut the hell up you god damn tardarse!
by Tommy Kerr August 14, 2005
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