Formerly, a species of snake; now more commonly referred to as any individual whose devious and deceitful nature is readily apparent, and as a result, they can't follow the straight and narrow. Instead, they sidewind you! They can't be trusted as far as you can throw them, they perpetually prevaricate, are prone to larcenous activity, etc. In essence, they are "disingenuous disciples of duplicity."
Yet another term coined by V.R. of a regional northeastern supermarket chain.
The usage of this word amongst his peers beggars belief!

A phrase to describe someone who is cognitively degenerating. Synonym of "going off the deep end". Can have varying degrees of severity.

Reference to the song "Hey You" by Pink Floyd. The line "and the worms ate into his brain" makes no sense in an otherwise linear and literal narration throughout the lyrics.

When you are looking at a woman from directly behind her, but her breasts are so large that you can still see them from the back. Subject must be big-breasted yet slender, and/or have an hourglass figure to accomplish this feat.

a Air - to - Air missile in the AIM-9 family. The AIM-9 Sidewinder is a short-range heat-seeking missile.

while drinking heavily at a function and having a normal conversation with someone, and then to randomly turn your head to the side gracefully and throw up. then you proceed to continue the conversation like it never happened.

I dont' know. Billy Joel's "Still Rock-n-Roll to me" has the lyric......."how about a pair of pink sidewinders and a bright orange pair of pants.....you could be a real Beau Brummel baby if ya just give it half a chance......What are sidewinders?

a turd so massive that it hits the toilet water while still coming out of your ass and then wraps itself around the bowl