Malding is a condition originating from Uganda, where the patient zero was found (circa) 1990. It is often described as the human version of molding. Certain tobacco products like Snus are said to enhance the effects of malding.

It is characterized by the victims baldness, lack of skill and anger issues. Subjects of the condition are also said to have decorated their room with self portraits and paintings of things that make them feel uneasy.

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.

When a bald man doesn't get his mount in World of Warcraft he may shout a phrase showing the mald phase has begun.
ex.
"Dogshit ass game dood" "Man what the fuck dood" "smashes head against keyboard* FUCK" "Cock ass"

The words Mad and bald put together. Someone who is Mald is either a mad and bald person, or a person who is Mad about being bald, and is therefore taking their frustration out on others.

mald/malding, is when a situation is making you mad and bald at the same time.

Being mad and bald

A combination of the words bad sad and bald. The streamer Ludwig Ahgren has used this phrase before in his Pokémon Black and White 2 Nuzlocke as Darth Mald