A person or persons who are physically and visually less attractive than you while you stand next to them. Producing a visual that highlights you because of their dullness.
Mikey is my hightlighter, so I bring him out to the clubs with me all the time.
A writing utensil that uses a sponge filled with flourescent fluid and not ink, therefore not a pen
Cartman> Eh guys, this is a high-light-er, not a pen!
Kyle> your fat Cartman
Magical pens used to take away a smartass attitude.
"Man, that dude needs a highlighter right about now. He's a dick.
A lighter specifically designated to be used in the act of becoming chinese eyed or lookin like your from Hong Kong.
"Grab the highlighter, im about to look hong konganese for a bit"
the lighter that you use when you get high.
hey you got a lighter? no..... oh dont worry we got the high lighter
in the bag.