1 definition by Jade McMorbid

Greeting used by pre-teen and teenage girls, (sometimes guys) in central Florida who are hyper almost all the time and, laugh at every little thing in the world; should always be typed with an exclamation point. This was started in Citrus County, FL in mid 2006.
*Girl 1 walks into room*
Girl 1 – Hihi!
Girl 2 – Hihi! What’s up?
by Jade McMorbid November 10, 2007
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