The slang term "yeet" is often used to express excitement, enthusiasm, or approval. It can also mean to throw something with force or to discard something hastily. People might shout "yeet!" when they are about to throw something or in response to something exciting.
"Yeet" is believed to have originated in the early 2000s, particularly in hip-hop culture and internet memes. Its popularity surged through social media platforms like Vine, where it was often associated with energetic movements and throwing actions.