Urban Dictionary: "Snakes On A Plane!"
1.) used as a phrase to tell someone they are talking too loudly about personal stuff.

2.) A way to tell a person that someone they are talking about is in earshot.

3.) Telling a person their actions are completely and utterly embarrassing to you (can also be used with a kick to the shin, an evil glare, or a jab of an elbow to the ribs).
Example 1.)

J: So mom I saw this funny thing on the internet, It's from A play called Avenue Q. My fav song is "The internet is for porn."

Mom: (Almost swallows her tongue and chokes)

Me: "Snakes On A Plane J, Snakes On A Plane!"

Example 2:

J: (doesn't realize the volume of speaking which is usually loudly) "Man that chick over there is so fat, I can't believe someone would get that fat!"

Me: "Snakes On A Plane!" "You said that too loud we gotta go before we get crushed." "Run!"
by Catzrsweet August 22, 2006
Get the "Snakes On A Plane!" mug.
When one receives/gives a hand job under an airline blanket mid-flight.
Jenny gave me a snake on a plane on our way from Dallas to Vail. I blew my venom at 20,000 feet.
by grrr22 January 9, 2012
Get the Snake on a plane mug.
Manipulative fake internet "viral marketing", taken from the spamming of popular websites such as Urban Dictionary with fake "buzz" promoting a third-rate Samuel L. Jackson movie.
UD Post: That Samuel L. Jackson movie is the best movie ever!
Savvy Guy: The fucking moving hasn't even come out yet -- you're just a victim of snakes on a plane.
by Hugh Johnson August 18, 2006
Get the snakes on a plane mug.
A simple existential observation that has the same meaning as "Whaddya gonna do?" or "Shit Happens". Taken from the upcoming Samuel L. Jackson movie of the same name, and immortilised by screenwriter Josh Friedman on his blog post of Wednesday, August 17, 2005.
Guy 1: (irate) Dude, you just ran into the back of my SUV!

Guy 2: (calm) Snakes on a plane man. Snakes on a plane.
by Case Smith August 24, 2005
Get the snakes on a plane mug.
This occurs when a person is flying on a plane and ends up spending most of the flight in the lavatory pooping. Most often occurs on return flights from Mexico or the Caribbean.
Boy, I never should have eaten that guacamole from the street vendor yesterday. Now I'm going to be in the lavatory watching snakes on a plane the whole flight home.
by Uncle Buck, Tennessee July 25, 2020
Get the Snakes on a Plane mug.
Snake on a Plane is a piece of high quality hash that has been worked into a long skinny length and then rolled inside a fat joint.
I smoked a snake on a plane by myself and I was still flying when I woke up the next morning.
by ganjru May 3, 2008
Get the snake on a plane mug.
a sort of philosophy. Somnewhere in between "Cest la vie", "Whattya gonna do?" and "Shit happens"
WIFE: "Honey you stepped in dog poop again. "
ME: "Snakes on a Plane..."
DOCTOR: "Your cholesterol is 290. Perhaps you want to mix in a walk once in a while."
ME: "Snakes on a Plane..."
WIFE: "Honey while you were on your cholesterol walk you stepped in dog poop again."
ME: "Snakes on a Plane..."
by josh friedman October 12, 2005
Get the Snakes on a Plane mug.