An alternative spelling of the word "definitely", used most notoriously by a sensationably adorable girl whose defiant side causes her to use a more phenetic spelling for words with arbitrary spellings.
You definately don't spell "definitely" as "definitely".
by andy jeffreys October 24, 2007
The most common spelling of the word "definitely" in internet forums, comment pages, and chat rooms. If you pay attention, you will find that "definitely" is actually the second or third most common spelling. Alternatives include "definatly", "definetly", or best of all "defiantly".
Microsoft's Zune is Definately no iPod - and the person who made that digg post is definitely no English major.
by Cliff November 22, 2006