Verbal impudence is a term used to describe an individual's rude or disrespectful behavior expressed through words. It is often characterized by the use of offensive language, insults, and other forms of verbal aggression. The crossword solution for this term is SASS, which stands for 'sarcastic attitude and smart remarks'. This term is often used to describe someone who speaks in a disrespectful manner, often with the intention of belittling or offending another person.