Sideburst 

A combination of sidetracked and outburst, referring to a random off-topic outburst in a conversation.

Person 1: "...and that's how I broke my ankle."
Person 2: "Cheesecake!"
Person 1: "What?"
Person 2: "Sorry for the sideburst, I got a craving."

Sideburst by NYcJ89 December 11, 2011

asimov's sideburns 

1) n. To be used in similes to show something is epic.
2) v. To be used to show you are doing something epic.
3) a. To be used to show how awesome what you are looking at is epic.
4) av. To be used to show how epic what you are/were doing is/was.

The phrase 'asimov's sideburns' refers to the science fiction writer Isaac Asimov, known mainly for his writing and good intellect, but the hidden gem of his character were his heavily-cultivated sideburns. Asimov fans around the world recognise Asimov's sideburns as some of the most persona-defining, ingenious, and gravity-defying hair since Friderich Nietzche's moustache.

1) She was as awesome as asimov's sideburns.

The Grand Canyon's pure sight was breathtaking, like asimov's sideburns.
2) I totally asimov's sideburned down that road.
3) Wow, did you see that asimov's sideburns car?
4) The car was asimov's sideburning asimov's sideburnly.

asimov's sideburns by I Define The Internet May 9, 2010

Wing Sideburn

A condition held by overly long sideburns as they grow into long, curly strands that often resemble wings.

The man, with his shaggy, rebellious hair walked defiantly as his wing sideburn flowed gracefully in the wind like an eagle soaring ever so high.

Wing Sideburn by Derek May 28, 2007

anal sideburns 

Thick patches of hair on either side of the cornhole.

I didn't take offense to her anal sideburns. Even though her ass looked like Elvis, I was more concerned with her reaction to my sac mullet, which resembles Bruce Dickinson from Iron Maiden.

anal sideburns by french fries and gravy July 31, 2006

sitebuster 

An online video that garners so much traffic in a short amount of time that it leads the server hosting it to crash.

Joss Whedon's Dr. Horrible was a real sitebuster.

sitebuster by Mr. Brady Brim-DeForest August 21, 2008

negative sideburns 

disturbing and uncompromising lack of sideburns. Usually seen alongside a fresh and vibrant buzz cut.

"Yo dude, did you see Vencile's new buzz cut and negative sideburns? Those things or lack there of will make a grown man cry"

"Yeah, and paired with that extraordinarily tight t-shirt, he's dressed for success"

negative sideburns by Tom Gray May 12, 2008

pussy sideburns 

Femail pubic hair which extends beyond the pantyline and onto the inner thighs.

Man, that fat bitch from Russia had some wicked old pussy sideburns.

pussy sideburns by sirvancealott October 15, 2005