mouthfilling adjective2 •FlavorfulQuite mouthfilling, if not intense, good balance if not very long. — 1990 •Impressive and/or grandiloquent.Sweare me Kate like a ladie as thou art, / A good mouthfilling oath, and leaue in sooth, / And such protest of pepper ginger bread / To veluet gards, and Sunday Citizens. — 1597 formsmore mouthfilling · most mouthfilling