/ Dictionary / Index W weather signal: Meaning and Definition of Find definitions for: weath'er sig"nal Pronunciation: [key] a visual signal, as a light or flag, indicating a weather forecast. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. weather ship weather station Related Content Daily Word Quiz: hedonist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language