NOUN
- a common iris of the eastern United States having blue or blue-violet flowers; root formerly used medicinally
How To Use blue flag In A Sentence
- You know the sort of thing; local school fête raises money for hospice, beach wins blue flag award for third year running.
- The blue flag was showing, which indicated they were still manoeuvring the balloon into position.
- The herbs blue flag root, thuja leaf and burdock root are good for reducing goiter (enlargement of the thyroid gland).
- We toddled along the prom then had a stroll on the blue flag sands.
- American and other, were at half-mast, as was the admiral's square blue flag at the mizzen, which is never lowered while he remains on duty on board. From Sail to Steam, Recollections of Naval Life
- Around San Francisco and the bay counties you will count, after the poppy and baby blue-eyes, the shining yellow buttercup, the blue and yellow lupines that grow in the sand, the tall thistle whose sharp, prickly leaves and thorny red blossoms spell "Let-me-alone," the blue flag-lilies and red paint-brush, yellow cream-cups, and wild mustard, and an orange pentstemon. Stories of California
- Martin was there, in a sense, for she could see from her attic the great blue flag as it fluttered in the breeze, and she called her unfailing -- and no longer ailing daughter to come to the window and look at it and wish it God-speed; after which she turned her old eyes again to their wonted resting-place, where the great sea rolled its crested breakers beyond the sands. The Lively Poll A Tale of the North Sea
- Anglesey has a dramatic and varied coastline with five Blue Flag beaches. Times, Sunday Times
- The fluttering blue flags marking cut areas in the scorched trees signal that my days bumping down these washboarded roads have been in vain.
- The big, big, wide sands of Blackpool beach have been awarded a blue flag by the important people in charge of Britain's beaches.