/ Dictionary / Index R rocumentary: Meaning and Definition of Find definitions for: roc•u•men•tar•y Pronunciation: (rok"yu-men'tu-rē), [key] a documentary about rock music. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. rococo rod Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language