[Merriam-Webster Officially Adds 'looksmaxxing,' 'meme coin,' and 'vibe coding'] Deep Tide TechFlow reports, on September 17, according to the official Merriam-Webster website, the dictionary recently completed a new round of vocabulary updates, officially adding looksmaxxing, meme coin, vibe coding, and a total of 1,400 new words and definitions to its online dictionary.