/ Dictionary / Index H heeling tank: Meaning and Definition of Find definitions for: heel'ing tank" Pronunciation: [key] — Naut. Naut. either of two lateral ballast tanks permitting an icebreaker to heel and crush ice to either side. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. heel fly heelpiece Related Content Daily Word Quiz: resilient Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language