red-flag

[ red-flag ]
/ ˈrɛdˈflæg /

verb (used with object), red-flagged, red-flag·ging.

to mark or draw attention to for a particular purpose: The department has red-flagged the most urgent repair work to be done.
to provoke the attention of; alert; arouse: The animal's refusal to eat red-flagged the keeper that something was wrong.

adjective

of or relating to a red flag.
intended or serving to emphasize, warn, incite, or provoke.

Origin of red-flag

First recorded in 1880–85

Definition for red-flag (2 of 2)

red flag


noun

the symbol or banner of a left-wing revolutionary party.
a danger signal.
something that provokes an angry or hostile reaction: The talk about raising taxes was a red flag to many voters.
Also called powder flag. Nautical. a red burgee, designating in the International Code of Signals the letter “B,” flown by itself to show that a vessel is carrying, loading, or discharging explosives or highly inflammable material.
(initial capital letters) a war game the U.S. Air Force holds several times each year at Nellis Air Force Base, Nevada, to train personnel in air combat.

Origin of red flag

First recorded in 1770–80
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for red-flag

  • When it gets parched in Los Angeles the weather service issues a “red-flag” warning to indicate that the risk of fire is high.

    NBC Universal Sees Red|Kim Masters|July 19, 2009|DAILY BEAST
  • A lot of them fur-faced boys that hurl the merry bombs are goin' to pull off a red-flag sashay up the Avenoo.

    The Wrong Twin|Harry Leon Wilson

British Dictionary definitions for red-flag (1 of 2)

red flag


noun

a symbol of socialism, communism, or revolution
a warning of danger or a signal to stop

British Dictionary definitions for red-flag (2 of 2)

Red Flag


noun

the Red Flag a socialist song, written by James Connell (1852–1929), Irish political activist, in 1889
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012