blue flag
Noun
Meaning
a common iris of the eastern United States having blue or blue-violet flowers; root formerly used medicinally
Source: WordNetSynonyms
Hypernyms
Examples
Meanwhile, Italy brought six of its F-35s to the Blue Flag drill.
New owner is Blue Flag Partners, a Boston-based real estate private equity firm.
If a man went inside a large machine or worked on an electrical circuit for example, his blue flag and tag was sacrosanct. citation The " Lock Out/Tag Out " practice is similar and now used in other industries to comply with safety regulations.
RIVERSIDE – (INT) - There’s a blue flag on a hill near the entrance to Riverside National Cemetery.
Manzanillo is the second beach to lose the blue flag in the past three months.
In the future, we'd also like a fourth tower that would be the central station, and we want to get the blue flag certification back within the year.”