An utterly foolish and obnoxious person who is so incurably self-righteous in his/her beliefs that he/she will go to any extent to defend them irrespective of whether they are right or grossly wrong.
by killerdove December 23, 2015
Get the dick ninnymug. Taken from the christmas movie 'Elf'. A 'Cotton Headed Ninny Muggins was one of the lowest forms of insult, it's meant to cause offence. A term adapted to 21st century language.
by Jojo92 December 15, 2011
Get the Cotton Headed Ninny Dickmug.