Top definition
Coolio planet from Doctor Who = Awesome name, I think I spelled it write <erm>
The Doctor, Rose and Jack went to Raxacoricofallapatorius to return Blon's egg to a new family.
by DoctorWhoFangirl December 20, 2007
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2
A planet on Doctor Who. It was first mentioned in World War Three and is the home planet of the Slitheen and the Blathereen. It is the sister planet of Clom
Raxacoricofallapatorius
by TheNerp December 19, 2014
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3
A common phrase meaning, "I have no freaking idea." or, "I don't even know." It can also be used to show anger or confusion.
Teacher: What's the square route of 2?
Student: Raxacircofallapatorius!

or

Teacher: You have a 5 page essay to write over Christmas break.
Student: Raxacoricofallapatorius!
by Charles Xavier Carmichael August 20, 2010
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