Meanings
nounblue flag (plural blue flags)
plural blue flags
- An award given to European beaches, based on cleanliness and water quality.
- A driver notification indicating a faster vehicle is coming up from behind.
- hobbiesA driver notification indicating a faster vehicle that is ahead of the pilot's position in the race standings, is coming up from behind. An indicator that a lapping vehicle is coming up from behind, to lap the racer's vehicle.
- abbreviationellipsishobbiesEllipsis of command blue flag. A driver notification mandating the signaled vehicle move aside for a vehicle coming up from behind, to let it pass by.
Synonyms & antonyms
nouna common iris of the eastern United States having blue or blue-violet flowers; root formerly used medicinally
Similar
Iris versicolor
Broader
Synonym sets from Open English WordNet, CC BY 4.0.
Translations
Finnish sinilippu, sininen lippu
- sinilippuaward
- sininen lippuaward
Welsh baner las
- baner lasaward
Cite this entry
APA
blue flag. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/blue%20flag
MLA
“blue flag.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/blue%20flag. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “blue flag,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/blue%20flag.
Source: blue flag on Wiktionary, CC BY-SA 4.0.