Dead giveaways are clues or signs that give away a secret or something that is not supposed to be known. They are often used in detective stories and other forms of fiction. The term 'dead giveaway' can also be used in everyday life to describe something that is obvious or easily recognizable. The crossword solutions for the term 'dead giveaways' are ESTATES (7 letters) and TELLTALES (9 letters). Estates refer to the property, possessions, and money owned by a person after they die, while TELLTALES are clues or signs that give away a secret or something that is not supposed to be known.