any of various plants, especially of the genera Ipomoea and Convolvulus, as I. purpurea, a twining plant having cordate leaves and funnel-shaped flowers of various colors, often opening only in the morning.
a racehorse that runs faster in morning workouts than in afternoon races.
An Americanism dating back to 1805–15
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Bishop and Baucom found that flower size and flowering time became linked in the morning glory populations during the relatively short nine-year study period.
From Science Daily ● Sep. 4, 2026
And the crispy morning glory salad is delicious.
From Los Angeles Times ● May 26, 2023
"Bill, you beautiful specimen of a man," gushed James Corden, "For so much of my life, you were my morning glory and I will miss waking up with you every day."
From BBC ● Sep. 1, 2022
Although most gardeners have a complicated relationship with morning glory, this singular annual is a treasure and will not colonize the garden like nasty bindweed.
From Seattle Times ● Jul. 2, 2022
“Much the same as the blossom on a morning glory vine, I would think,” the man said.
From "Gathering Blue" by Lois Lowry
The analysis showed average air temperatures below 66 or above 77 degrees Fahrenheit made fomesafen, glyphosate, and mesotrione -- representing three herbicide sites of action -- less effective on waterhemp, giant foxtail, and morning-glory species.
From Science Daily ● Nov. 19, 2024
It’s lovely in its way, with a mass of morning-glory vines softening things up, and, in lieu of actual trees, a mural of woodland scenes painted along the outside wall.
From The New Yorker ● Jun. 28, 2010
So thick were the morning-glory vines on some of the islets that the scientists had to hack their way through with machetes.
From Time Magazine Archive
He played croquet, his literary set's favorite outdoor pastime, with ferocity, assuming a stance that reminded Woollcott of "a morning-glory vine climbing a pole."
From Time Magazine Archive
Cool-clad 'neath the pendulous purple of the morning-glory vine, By the jewel-mine of the pansies and the snapdragons in line, I waited, and there he met me whose heart was one with mine.
From One Day & Another A Lyrical Eclogue by Julius Madison Cawein
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
