a flag of the International Code of Signals symbolizing the letter Y, flown alone by a ship to indicate that it is carrying mail: a square flag with red and yellow diagonal stripes.
any of various other flags indicating that a ship is carrying mail.
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Test your memory on these verbal firecrackers from the week of June 29 to July 5!
Question 1 of 7
Words nearby mail flag
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020