Someone who can't just underline a word in an email without also using italics, a different color font, and an increased font size. A fontlebury often uses this practice when trying to make a point.
Mike: Yo playa, you get my email?
Larry: Yeah man, what's with the font? Do you always insist on changing the color, size, and adding italics any time you underline a word?
Mike: Yeah son, that's how I roll.
Larry: That's about right...you're such a Fontlebury.
A person that uses the internet as a stage for imagined warfare or pretending they know something about actual warfare. Players of Real Time Strategy Games can be included as also First Person Shooter players. Other people who subscribe to this definition are those who like to discuss how the wars could have been won by the Hitler, Napoleon or Montgomery (In Operation Market Garden)in forums and chatrooms
Bill many a time had said in the chatroom how the allies could have succeeded in Arnhem he is such a Fontline Combatant