Usually used in a chat room. The user will use a LARGE font as if to be seen more. Rather sad example of an Attention Whore.
Her font is so fucking large that I had to scroll up to read what was typed.
A person who uses an excessive variety of font styles in a document or web page, including bold, italics, pitch, faces, and color. They usually think it adds interest and variety to the page or document; most readers typically find it distracting and "busy".
That web page really hurt my eyes; the font whore who designed it really went too far.