/ Dictionary / Index J John o'Groat's House: Meaning and Definition of Find definitions for: John' o'Groat's' House" Pronunciation: (u-grōts'), [key] the northern tip of Scotland, near Duncansby Head, NE Caithness, traditionally thought of as the northernmost point of Britain:Also called from Land's End to John o'Groat's House. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. John of the Cross John Paul I Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language