WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / U / upper jaw upper jaw noun 9 letters Scrabble 22 WWF 27 Definitions noun the jaw in vertebrates that is fused to the cranium maxillamaxillaryupper jawbone Look “upper jaw” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →