Definition of blue flag
: a blue-flowered iris especially : a common iris (Iris versicolor) chiefly of the eastern U.S. with a root formerly used medicinally
Love words? Need even more definitions?Merriam-Webster unabridged
Words at Play
“In Vino Veritas” and Other Latin Phrases to Live By
Top 10 Latin Phrases
10 Polite Words for Impolite People
'Smatchet', 'Fustilugs', and more
Is It 'Home In' or 'Hone In'?
Both are used, but home in does a better job of...
Merriam-Webster's Words of the Week - Jan. 21
From the week ending 1/21/2022
Ask the Editors