What is a laundry list? Here are some definitions.
Noun
(archaic) Originally, a list of articles of clothing that had been sent to be laundered.
(idiomatic, by extension) A long and often tediouslist of items.
(colloquial) An unrealistic list of skills, qualifications and experiences, as demanded by employers when hiring staff. Similarly, an equally unrealistic skill set claimed by a candidate on a résumé.
