“Es hora de mimir” is Spanish internet slang based on “es hora de dormir,” or “it is time to sleep.” Replacing “dormir” with the childlike “mimir” gives the phrase a cute, intentionally silly tone. It circulates through memes, reaction posts, chat messages, and short videos about tiredness or bedtime. Rather than depending on one character or franchise, the joke remains recognizable because it expresses a universal moment: being too sleepy to continue. Its simple wording also makes it easy to reuse across different visual setups.