What Do Question Marks Mean in Crossword Puzzles

In the world of crosswords, a clue with a question mark means that particular clue demands a second look. Usually, that bit of punctuation is an indication that the clue itself is a play on words, as opposed to a straightforward question demanding an answer or a fill-in-the-blank [source: Sayles].

What do question marks mean in cryptic crosswords?

A question mark means the setter is not quite playing by the rules.

What do quotation marks mean in a crossword?

A clue that is in quotes can be the title of a song, a movie or a book. But it can also mean something else: A clue in quotes that is something someone might say out loud has an answer that is a synonym for that verbalization.