WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / R / rock oil rock oil noun /rɑkɔɪl/ 8 letters Scrabble 13 WWF 15 Definitions noun a dark oil consisting mainly of hydrocarbons crudecrude oilfossil oiloilpetroleum Look “rock oil” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →