Definition of red flag in English:

red flag

noun

  • 1A red flag as the symbol of socialist revolution or a warning of danger.

    figurative ‘they had overlooked the red flags that should have alerted them to the county's disastrous investment strategy’
    • ‘But the press didn't only miss a series of red flags; the problems go deeper.’
    • ‘The red flag became the symbol of the blood of working class martyrs in their battle for workers rights.’
    • ‘But ample reason exists for raising some red flags about this movement.’
    • ‘A cheaper price should raise some red flags as to the quality of the chemicals used or the expertise of the stylist according to the experts.’
    • ‘The link between May Day and the use of the red flag as a symbol for socialist workers is close, perhaps above all in France.’
    • ‘If they tried to do this in one fall swoop, red flags and alarms would be going off all over the place.’
    • ‘A rain shower made conditions dangerous and the red flag was shown to the drivers with two laps remaining.’
    • ‘The red flag was first raised as a symbol of rebellion by river workers in 18th century London.’
    • ‘It seems that Rupert, typically fearless, ignored the warnings and swam when the red flags were up.’
    • ‘Here are some red flags that may indicate that your trainer isn't up to the task of nutrition counseling.’
    • ‘Now, returning to the original question, this description of this installation raises several red flags.’
    • ‘Holding a red flag, a fire officer leads the staff members to safety.’
    • ‘Many marchers waved red flags and carried home-made workplace banners.’
    • ‘Indeed, in the end, all that the panel did conclude was that there were many red flags that counseled against going to air quickly.’
    • ‘Under these conditions, the red flag was waved and the race was halted.’
    • ‘Some 35,000 strikers and unemployed soldiers marched into George Square and raised the red flag.’
    • ‘In Mr. Wilson's view, these were very strong words that were raising a red flag and setting off alarm bells.’
    • ‘In retrospect, we probably should have had some red flags on that.’
    • ‘Incidents like this may serve as red flags to plaintiff lawyers.’
    • ‘When one of these red flags are hanging, that warns mariners that a storm warning has been posted.’
    warning, caution, admonition, monition, alarm bells
    View synonyms
    1. 1.1the Red Flag The anthem of Britain's Labour Party, a socialist song with words written in 1889 by James Connell (1852–1929) and sung to the tune of the German song ‘O Tannenbaum’.

Pronunciation

red flag