2. also see: keyboardracer, gayrab, Ablab, & namedrop.
Other Dude: "Yeppers! That's what he gets for being a blowhard."
2. A self-important egomaniac who likes to toot his own horn, like those assholes who put bumper stickers on their cars that say "PROUD PARENTS OF AN HONOR STUDENT AT (blah blah blah) HIGH SCHOOL"