1
2
: a resident of a seacoast
3
a
: a tray or decanter stand usually of silver and sometimes on wheels
b
: a shallow container or a plate or mat to protect a surface
4
a
: a small vehicle (such as a sled or wagon) used in coasting
b
Examples of coaster in a Sentence
Set the glass on a coaster.
Recent Examples on the Web
In that incident, riders on Superman the Ride were forced to climb down a steep elevated section of track after the coaster failed to complete its normal cycle.
—
Kelly McGreal, FOXNews.com, 19 May 2026
Six Flags Over Texas in Arlington is debuting Tormenta Rampaging Run – the tallest, fastest, longest, first-and only giga dive coaster (a coaster that is at least 300 feet tall) in the world, according to the theme park's website.
—Natassia Paloma, USA Today, 18 May 2026
De Vliegende Hollander is a boat ride-meets-coaster with a few exhilarating surprises, best not spoiled by a YouTube ride-through.
—Zachary Laks, Travel + Leisure, 15 May 2026
Some of Scott's adventures included riding the TRON coaster, taking photos with Darth Vader and watching Chewbacca swoop in on Deschanel.
—Mackenzie Schmidt, PEOPLE, 13 May 2026
See All Example Sentences for coaster
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Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
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Kelly McGreal, FOXNews.com, 19 May 2026
Six Flags Over Texas in Arlington is debuting Tormenta Rampaging Run – the tallest, fastest, longest, first-and only giga dive coaster (a coaster that is at least 300 feet tall) in the world, according to the theme park's website.
—Natassia Paloma, USA Today, 18 May 2026
De Vliegende Hollander is a boat ride-meets-coaster with a few exhilarating surprises, best not spoiled by a YouTube ride-through.
—Zachary Laks, Travel + Leisure, 15 May 2026
Some of Scott's adventures included riding the TRON coaster, taking photos with Darth Vader and watching Chewbacca swoop in on Deschanel.
—Mackenzie Schmidt, PEOPLE, 13 May 2026
See All Example Sentences for coaster
Cite this Entry
“Coaster.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/coaster. Accessed 21 May. 2026.
Copy CitationKids Definition
coaster
noun
coast·er
ˈkō-stər 
1
: one that coasts
especially
: a ship engaged in coastal trade
2
a
: a round tray usually of silver and sometimes on wheels
b
: a shallow container or a plate or a mat to protect a surface
3
: a small vehicle (as a sled or wagon) for coasting
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