performing oral sex on a female

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.

(slang) To perform cunnilingus on or to have coitus with a woman.

To descend upon the muff(s) in question in a thermally ascending manner, partaking with great ravishment of the toe belonging to ruminant mammals of the genus Camelus. This will usually cause the aforementhioned muff to quiver most uncontrollably while exuding large amounts of succulent lubricating liquids.

Football slang for when a player is returning a kick and drops (fumbles) the ball when it get to him and then everyone jumps or dives on it

To perform oral sex on a female.
Can be risky as you might end up with facial STD's if the woman isn't clean.

To go down on a female and thoroughly enjoy munching on her vagina, even if she herself is not enjoying it.