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1.
the coolest thing to ever say when you say hi to somebody. Will definitly get their attention and if it doesnt, well they are gelatin.
"hello jello"
"hey who are you?"
"the coolest person u'll ever meet"
"i knew that"
by Normalest child February 15, 2008
 
2.
When you meet a person that is very atractive, you'll never say something as stupid as "hi" or "hello" or "Good morning!".

You'll always say Hello Jello. Hello Jello is only said to very, very, very handsome people...
"HelloJello"
by Stepinac February 17, 2010