To walk around like you own the joint- got a bit of a swagger

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.

To Staunch

This haapens in many nightclubs especially in Australia and New Zealand, where steroid bloated body builders stand around with their arms crossed and flexed shouldering anyone who walks past.

When one smokes with the intent of taking a break and then continuing on later that day/night. Staunching is pre-gaming but the alcohol is replaced with marijuana.

To break anothers balls; annoy someone; being difficult