/ Dictionary / Index M Mannheim School: Meaning and Definition of Find definitions for: Mann'heim School" Pronunciation: [key] a group of musicians of the mid-18th century in Mannheim, Germany, notable for developing a style of orchestral composition and performance directly antecedent to and influential on the classical style of Haydn and Mozart. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Mannheim gold Mannie Related Content Daily Word Quiz: mamba Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language