comes from the 19th-century American practice of selling cure-all elixirs in traveling medicine shows. Snake oil salesmen would falsely claim that the potions would cure any ailments. now-a-days it refers to fake products.

A Bloomer is someone with a bright outlook on life who is optimistic in nature. Bloomer's frolic in every opportunity to be happy and try to make the most out of life. The opposite of a Bloomer is a Doomer. The term Bloomer originated specifically as a counter to the Doomer on sites especially like 4Chan.

An item for sale which does not produce the advertised effects.

Medicine or therapy that doesn't work.

any dubious or fraudulent remedy or cure (The route of the fraud the word is derived from resulted from a misunderstanding of a traditional Chinese joint and muscle painkiller derived from the skin of the Chinese water snake)

A woman that likes to cause mischief and sexual deviance