/ Dictionary / Index S sea gauge: Meaning and Definition of Find definitions for: sea' gauge" Pronunciation: [key] an automatic sounding device registering the depth to which it is lowered. the draft of a vessel. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sea gate seagirt 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