WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / P / piston piston noun /pɪstən/ 2 syllables 6 letters Scrabble 8 WWF 10 Definitions noun United States neoclassical composer (1894-1976) walter piston noun mechanical device that has a plunging or thrusting motion plunger Look “piston” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →