An expression of "sooo", utilized when the speaker is referencing his inability to type the word "sooo" on a computer, and therefore repeatedly type the word "aooo" and try to play it off as normal by adding the word to the Urban Dictionary.
"I love you aooo much... 'aooo? that's not even a word.', I bet that's what you're thinking... but it is a brand NEW word." Then said person runs off to add it to the site.