a term in which you use to encourage another to go out to the pub or club etc. You can also use it in terms of when drinking a beer "Get it up ya' now the person must down it. This is a powerful word when used correctly

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.

A way of telling someone to get a dick up there ass.
Also another way of saying "bullshit".