English dictionary
red flag
/r/E/d_fl/&/g/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
-
a flag that serves as a warning signal
ExamplesWe didn't swim at the beach because the red flag was up.
Source: WordNet 3.0
-
the emblem of socialist revolution
Source: WordNet 3.0
-
something that irritates or demands immediate action
ExamplesDoing that is like waving a red flag in front of a bull.
Source: WordNet 3.0