Giving the third, also known as "giving the three-finger salute" or "giving the peace sign," is a nonverbal gesture that has different meanings in different cultures. In the US, it is commonly used as a sign of peace and good will. However, in other countries, such as the UK, Australia, and New Zealand, it is considered a vulgar insult. If you're looking for alternative ways to convey a message of peace or agreement, you might consider other nonverbal cues, such as nodding your head, smiling, or giving a thumbs-up. You could also use words to express your sentiments, such as "I agree," "of course," or "absolutely." Whatever method you choose, make sure it's appropriate for the context and the culture in which you're communicating.