Top Definition
A derogatory term. Someone that will sleep with anyone at any time regardless. A self involved person. A low or despicable person. A person who has more or less failed in life and is at peace with it. A destroyer of lives. A home wrecker. A person with low, or nonexistent, self esteem. A person without morals, values or ethics. A pitiful excuse for a human being that should be euthanized at birth.
That person is such a kilduff. I thought she was a decent person but then I found out she was a kilduff. I wake up every morning, look in the mirror and thank god I'm not a kilduff.
by LCdog January 21, 2012
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