Someone that you let go first to make sure it is safe. Used sometimes by video-gamers. For instance, when the canary gets killed, springs the trap, takes the fall etc, it will tell you where the dangers/enemies are. Origin: coal miners used to keep a canary in the mine, when it died they knew there was poison gas.

The safeguarding of Earth and other worlds from biological cross-contamination (i.e. billionaires with too much time on their hands).

Also known as “planetary protection.” Planetary protection / quarantine “reflects both the unknown nature of the space environment and the desire of the scientific community to preserve the pristine nature of celestial bodies until they can be studied in detail.”

There are two types of interplanetary contamination. Forward contamination is the transfer of viable organisms from Earth to another celestial body. Back contamination is the transfer of extraterrestrial organisms, if such exist, back to the Earth's biosphere.

Australian slang for a defective vehicle sticker given by police

-A person (usually) of thin build who wears skinny jeans.
-These people projects a sense of self that makes others think, "Boy, I would feel so bad if the little guy were to get hurt."
-Often confused as homosexuals, they are usually sensitive and MAY have some feminine mannerisms, though this is not the case with all.
-Taken from the movie, "Nick and Norah's Infinite Playlist." Michael Cera is the "King Canary"(KC for short).

a type of diamond, usually worn by a rapper, or thug with a flowing amount of money. A sign of prosperity.

Female singer, especially in the Big Band/Swing era.

snitch, someone who rats

a crazy person, someone who's acting rediculous