1
: a support structure shaped like the letter A
2
: a building typically having triangular front and rear walls and a roof reaching to or nearly to the ground

Examples of A-frame in a Sentence

Recent Examples on the Web
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The structure is the original A-frame that was on the 5-acre property. Kaitlyn Keegan, Hartford Courant, 28 Feb. 2026 There is a wide variety of greenhouse options, from farmhouse-style A-frames to modern geodesic domes. Shagun Khare, Martha Stewart, 26 Feb. 2026 The city is also using larger A-frame signs during the rollout. David Garrick, San Diego Union-Tribune, 26 Feb. 2026 The lantern, hung on the A-frame, swung like a pendulum. Doris Decleene, Outdoor Life, 25 Feb. 2026 See All Example Sentences for A-frame

Word History

First Known Use

1827, in the meaning defined at sense 1

Time Traveler
The first known use of A-frame was in 1827

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Cite this Entry

“A-frame.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/A-frame. Accessed 6 Mar. 2026.

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