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This is an Irish last name originating in Kinsale Ireland. People with this last name are the most hardcore big time people you will ever meet. You can always spot one by their stunning good looks, their witty one liners and the fact that they are way cooler than anyone else. Also known to use the word asshole at least 50 time a day.

"Did you hang out with McDonnell last night? "

"Um yea funniest fucker I've ever met. And so good looking too. Wish I could be as awesome as a McDonnell. Asshole!"
by caycaymcd March 31, 2009
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Aug 11 Word of the Day
A phrase to describe someone who is cognitively degenerating. Synonym of "going off the deep end". Can have varying degrees of severity.

Reference to the song "Hey You" by Pink Floyd. The line "and the worms ate into his brain" makes no sense in an otherwise linear and literal narration throughout the lyrics.
"My boyfriend has a total case of brain worms. He told me the cat was bugged so the Feds could listen in on us having sex..."

or

"You totally stumbled over that entire sentence. Can't speak English all of a sudden? What, do you have brain worms?"
by _Jez_ October 03, 2009
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