What “Flex” Really Means (Gen Z Slang Explained!) Stop Saying “Show Off”! Say THIS — FLEX Meaning Why Gen Z Says “Flex” — Modern Slang in 30 Seconds What does “flex” mean in modern slang? In this fun YouTube Short, Emily and Max break down the meaning of FLEX — one of the most common Gen Z slang words used on TikTok, Instagram, and YouTube. Flex means to show off something you’re proud of: clothes, achievements, money, skills, and more. This short lesson helps English learners understand it and use it naturally in everyday conversations. 👉 Subscribe to English Upgrade Hub for more fun and modern English lessons! flex meaning, what does flex mean, gen z slang, modern slang english, internet slang words, english upgrade hub, show off slang, weird flex but ok, english short lesson, speak like gen z 📍 Comment 💬 QUIZ TIME! Use the word “flex” in your own sentence! I’ll check and correct it! 👇 #englishupgradehub #englishslang #genzslang #flex #WeirdFlex #internetslang #modernenglish #learnenglish #englishconversation #esl #englishforbeginners #everydayenglish #customerserviceenglish #youtubeshorts #englishshorts #viralreelsシ #viralpost2025 #viralvideoシ #viralshorts #viralshortsreels #viralvideoshort #viralvideoシ #shortsfeed #shortvideoviralreels #shortsreels #short #shortsvideos #shortsviral #ShortVideoStatus #shortfeed #share #englishlearning #viralshortsreelsfb