coast·​er | \ˈkōs-tər \

Definition of coaster 

1 : one that coasts: such as

a : a person engaged in coastal traffic or commerce

b : a ship sailing along a coast or engaged in trade between ports of the same country

2 : a resident of a seacoast

3a : 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

4a : a small vehicle (such as a sled or wagon) used in coasting

b : roller coaster

Examples of coaster in a Sentence

Set the glass on a coaster.

Recent Examples on the Web

Look out for the 81-foot MASSIV Monster Blaster, the world’s tallest water coaster. Joy Sewing, San Antonio Express-News, "Weekend getaway: Your guide to all things Galveston," 11 June 2018 The biggest attraction is the Incredicoaster, a re-imagining of the California Screamin' coaster. Scott Craven, azcentral, "Pixar Pier first look: 5 tips for visiting California Adventure's newest attraction," 21 June 2018 Officials were able to find videos of the coaster that were taken before the accident. Michael Williams,, "Daytona Beach roller coaster derailed due to excessive speed, operator error, investigation finds," 11 July 2018 The coaster has been shut down since the derailment. Jennifer Kay, The Seattle Times, "Florida: Excessive speed caused roller coaster derailment," 10 July 2018 But the coaster is also set up to reflect Andy’s imagination. Megan Friedman, Good Housekeeping, "Toy Story Land Is Riddled With Amazing Hidden References to the Movies," 2 July 2018 The new coaster holds eight riders at a time, reaching 52 mph. Kayla Fitzgerald, sacbee, "RailBlazer coaster to be first of its kind on West Coast – and it's a thriller, video shows," 12 June 2018 An upside-down view of Mission Bay awaits riders of the new Electric Eel coaster at SeaWorld San Diego. Beth J. Harpaz,, "What's new at theme parks: Wonder Woman coaster, Pixar Pier," 23 May 2018 Jansson has managed 40 appearances in Yorkshire during his second season at Leeds, and has become an integral part of the squad over the course of a roller-coaster two years for the club., "West Ham Contemplate Move for Commanding Leeds Centre Back in Summer Window," 11 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'coaster.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of coaster

1574, in the meaning defined at sense 1

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Statistics for coaster

Last Updated

13 Nov 2018

Look-up Popularity

Time Traveler for coaster

The first known use of coaster was in 1574

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English Language Learners Definition of coaster

: a small, flat object on which a glass, cup, or dish is placed to protect the surface of a table

: a ship that sails along a coast or that is used in trade between ports of the same country


coast·​er | \ˈkō-stər \

Kids Definition of coaster

1 : a ship that sails or trades along a coast

2 : a small mat on which a glass is placed to protect the surface of a table

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More from Merriam-Webster on coaster

See words that rhyme with coaster

Spanish Central: Translation of coaster

Nglish: Translation of coaster for Spanish Speakers

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