1
: a series of steps or flights of steps for passing from one level to another
—often used in plural but singular or plural in construction
a narrow private stairs—
Lewis Mumford
Lewis Mumford2
: a single step of a stairway
Examples of stair in a Sentence
She ran down the stairs.
He waited at the foot of the stairs.
She slipped and fell down the stairs.
The stairs lead to the roof.
We had to climb another flight of stairs to get to the roof.
He tripped on the bottom stair and almost fell.
Recent Examples on the Web
Included with the base structure are wheels, parts for the stairs, and flower boxes to add some curb appeal to the exterior.
—Rylee Johnston, Travel + Leisure, 20 Sep. 2025
As Iller lay with Mars on her chest, she was stunned to see four black paws wandering down the stairs for the very first time.
—Alyce Collins, MSNBC Newsweek, 20 Sep. 2025
In the middle of the music video, magazines are lined up with the members plastered on the covers, and paparazzi camera flashes flood carpeted stairs that are super similar to the Metropolitan Museum of Art steps, where celebs usually pose for their innovative outfits for the Met Gala.
—Lea Veloso, StyleCaster, 19 Sep. 2025
Six of its wooden bridges, stairs, signs, hand railings and an observation deck were destroyed in the 2008 Basin Complex Fire.
—Paul Rogers, Mercury News, 19 Sep. 2025
See All Example Sentences for stair
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Rylee Johnston, Travel + Leisure, 20 Sep. 2025
As Iller lay with Mars on her chest, she was stunned to see four black paws wandering down the stairs for the very first time.
—Alyce Collins, MSNBC Newsweek, 20 Sep. 2025
In the middle of the music video, magazines are lined up with the members plastered on the covers, and paparazzi camera flashes flood carpeted stairs that are super similar to the Metropolitan Museum of Art steps, where celebs usually pose for their innovative outfits for the Met Gala.
—Lea Veloso, StyleCaster, 19 Sep. 2025
Six of its wooden bridges, stairs, signs, hand railings and an observation deck were destroyed in the 2008 Basin Complex Fire.
—Paul Rogers, Mercury News, 19 Sep. 2025
See All Example Sentences for stair
Cite this Entry
“Stair.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/stair. Accessed 22 Sep. 2025.
Copy CitationKids Definition
stair
noun
ˈsta(ə)r 
ˈste(ə)r
1
: a series of steps or flights of steps for passing from one level to another
—often used in plural
ran down the stairs
2
: one step of a stairway
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