When someone is expressing a large magnitude of rage, often over something relatively small, that the stress they are giving upon themselves causes their hair to fall out (thus, balding). Portemanteau of "mad" and "balding".
Malingering is intentional deceptive behavior, not a medical or psychiatric disorder. The diagnosis of malingering rests upon the identification of an external or "secondary" gain being present as the main motivation for the behavior. In other words, what does the person hope to gain?
Nurse is malingering out of work, now his teammates have topick up his slack.
-A play on words referring to the word 'malinvestment'. Whereas instead of a an unsuccessfulfinancial investment, the person has paid for and consumed wrong things (food/objects) which has either resulted in sickness, vomiting, health issues or any other negative consequences.