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1.
an australian term for "chick"
Crickey!thats the blonde shelia from lord of the rings! it is, it is!
by lamb February 05, 2004
 
2.
When a guy inhales helium from a balloon and talks more like a girl
DO IT DO IT!

*hi guysssssssss*

HAHAHAHAHAHAHA.......Shelium
by punch!uation November 19, 2010
 
3.
the incorrect spelling of sheila, which is a slang word for girl in Australia
I wanted to define sheila on urbandictionary but I'm an idiot and spelled it shelia
by scurvy mike July 24, 2008