The crossword solution for the term 'IT DOWN!' is TONE, which is a four-letter word. TONE is a literary device used to create an atmosphere or mood in a piece of writing. It can also refer to the attitude or approach taken by a speaker or writer when conveying a message. TONE can be used to express feelings, emotions, and attitudes, and can be used to create a sense of urgency, excitement, or even humor. TONE can also be used to emphasize certain words or phrases, or to create a sense of suspense.