The answer to the crossword question “Mouth, slangily” is PIEHOLE. This is a common slang term that refers to a person’s mouth or their ability to speak. The word “piehole” is believed to have originated in the mid-20th century and has since become a popular slang term in American English. It is often considered a more informal or casual way of referring to the mouth, and is commonly used in informal settings or when speaking with friends or peers. Overall, the term “piehole” refers to the opening through which food and drink enters the body, but can also be used more broadly to refer to someone’s ability to talk or communicate effectively.