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.
Cobaea, or any morning glory or nasturtium relative, is sown in May in the greenhouse or under lights.
From Seattle Times • Jan. 17, 2024
Over a morning glory bowl, dandy latte and grapefruit juice, skateboarder and model Briana King tells me she’s “been thinking a lot less.”
From Los Angeles Times • Sep. 14, 2022
"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
I’ll go first: Many years ago, I sowed a handful of morning glory seeds at the foot of the arbor surrounding my front gate.
From Washington Times • May 24, 2022
Her long hair was flying and her eyes were as bright as morning glory blossoms.
From "Summer of the Monkeys" by Wilson Rawls
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
