Sound the trumpets is an expression used to signify a call to action or celebration. It is often used to announce the arrival of someone important or to mark a special occasion. The term can also be used figuratively to indicate that something momentous has happened. In this crossword, the solution for the term Sound the Trumpets is BLARE, which means to make a loud noise. This accurately reflects the meaning of the phrase, as trumpets are traditionally used to make loud noises to announce important events.