Slay

To do something amazing, to look amazing, etc. To "Slay" Is simply looking fine, or similar. This word commonly goes with '💅' the nail polish/nail care emoji. As this is a slang word it can change meaning depending on the scenario. Slay is a compliment

"Yass, queen, Slay💅✨" "You are so slay" "That outfit looks so slay"