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
The property includes a water park, pools, playgrounds and attractions like an alpine coaster.
—
Tiffani Jackson, Fort Worth Star-Telegram, 6 Apr. 2026
Hersheypark commissioned the company responsible for the Revolution to design a similar looping coaster for Hershey.
—John Haddad, The Conversation, 3 Apr. 2026
Cloth coasters seemed to appear out of nowhere, and my questions about the hotel’s architecture, neighborhood, and wine lists were expertly answered.
—Condé Nast, Condé Nast Traveler, 30 Mar. 2026
Bears fans scooped up drink coasters and even doormats made of the plastic grass.
—Kori Rumore, Chicago Tribune, 29 Mar. 2026
See All Example Sentences for coaster
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Tiffani Jackson, Fort Worth Star-Telegram, 6 Apr. 2026
Hersheypark commissioned the company responsible for the Revolution to design a similar looping coaster for Hershey.
—John Haddad, The Conversation, 3 Apr. 2026
Cloth coasters seemed to appear out of nowhere, and my questions about the hotel’s architecture, neighborhood, and wine lists were expertly answered.
—Condé Nast, Condé Nast Traveler, 30 Mar. 2026
Bears fans scooped up drink coasters and even doormats made of the plastic grass.
—Kori Rumore, Chicago Tribune, 29 Mar. 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 8 Apr. 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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