/ Dictionary / Index B boot tree: Meaning and Definition of Find definitions for: boot' tree" Pronunciation: [key] a device of wood, metal, or plastic, inserted in a boot or shoe when it is not being worn, to preserve the shape. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. boottopping booty Related Content Daily Word Quiz: portent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language