An group of Celtic singers. George Donalson (Scottish-40) Paul Byrom (Irish-29) Ryan Kelly (Irish-28) Keith Harkin (Irish-23) Damian McGinty (Irish-16) They sing all genres of songs from folk to pop/rock. They even wear kilts sometimes.
Rachel-"Did you see that amazing concert last night?"

Andy-"The Celtic Thunder concert? Ahhhhhh!! They were amazing!Boy is that Damian cute!"

Rachel-"I like Paul best!"
by RachyLynn May 30, 2009
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A group of five girls, (Lisa Kelly, Chloe Agnew, Alex Sharpe and Lynn Hilary on Volcals with Mairead Nesbitt on the fiddle) who sing a mix of country, folk, Disany and even more popular pop songs. May it be, Danny Boy, Orinoco Flow, You Raise Me Up, Carrickfergus, Amazing Grace, When you Believe and True colors are all covered up Celtic Woman.

Sharon Browne and David Downes are the founders of the group. They had Five CD's out by 2010.

Former members include Orla Fallon, Meav Ni Mhaolchatha and Hayley Westenra.
Celtic Woman's cover of Amazing Grace is the most amazing version ever!!
by StarFar October 8, 2010
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A condition where the second toe on a person's foot is longer than the big toe.
"Sharon has trouble wearing Birkenstocks because of her celtic toe."
by Roger DeCoster September 13, 2005
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Group of Irish-American Bros.

They basically do whatever they want and specialize in the Irish Goodbye and Designated Drunk Driving.
Person 1: Who were those white kids with Brown hair?
Person 2: That's the Celtic Crew
Person 1: That makes sense. They look pretty awesome.
Person 2: Totally
by Celtic Crew July 4, 2013
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Someone who ends up snapping because their so pissed off, and doesn't stop until the job of destruction is complete.
Me: God I'm so pissed off !!!
Friend: Damn don't be a 'Celtic Warrior' now.
by HighFlyers March 10, 2014
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A giant bandwagon that everyone started joining during the 2007-08 season.
It really sucks for me that a bunch idiots like the Boston Celtics when they do good. I liked them even when they sucked.
by Jerk6969 April 6, 2009
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