👉 First, let's define "mast 4b" to be someone who is overly concerned with their looks and believes they are the most popular or successful person on social media.
Now, moving on to an intriguing example sentence using this definition: I recently met a 'mast 4b' IRL. They are so obsessed with their appearance that they spend countless hours studying makeup routines, diet plans, and fashion trends online. Despite trying to keep up appearances, they still claim to be the most fashionable person in town. Isn't it interesting how we all have our own special ways of looking good?