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• morning glory
  morning glory

  noun

  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.
• morning-glory
  morning-glory

  noun

  any of various mainly tropical convolvulaceous plants of the genus Ipomoea and related genera, with trumpet-shaped blue, pink, or white flowers, which close in late afternoon

morning glory

American  

Or morning-glory

noun

1. 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.

2. a racehorse that runs faster in morning workouts than in afternoon races.

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morning-glory British  

noun

1. any of various mainly tropical convolvulaceous plants of the genus Ipomoea and related genera, with trumpet-shaped blue, pink, or white flowers, which close in late afternoon

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Etymology

Origin of morning glory

An Americanism dating back to 1805–15

Example Sentences

She had a Spanish-style house with bright morning glory vines where she hosted a neighborhood screening of “To Catch a Thief” on her front lawn.

From Los Angeles Times • Nov. 14, 2025

First consideration: Does a particular vine twine like a morning glory, wrapping its stems around its support, or does it cling with tendrils, like sweet peas?

From Seattle Times • Jan. 17, 2024

"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

“Much the same as the blossom on a morning glory vine, I would think,” the man said.

From "Gathering Blue" by Lois Lowry