/ Dictionary / Index M milk tooth: Meaning and Definition of Find definitions for: milk' tooth" Pronunciation: [key] one of the temporary teeth of a mammal that are replaced by the permanent teeth. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. milk toast milk train Related Content Daily Word Quiz: censure Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language