/ Dictionary / Index G grid leak: Meaning and Definition of Find definitions for: grid' leak" Pronunciation: [key] — Electronics. Electronics. a high-resistance device that permits excessive charges on the grid to leak off or escape. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. gridiron-tailed lizard gridlock Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language