coaster

noun

coast·​er ˈkō-stər 

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

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

: roller coaster

Examples of coaster in a Sentence

Set the glass on a coaster.

Recent Examples on the Web

Hiccup’s Wing Gliders will fly over Isle of Berk; Curse of the Werewolf will be a coaster with spinning cars in Dark Universe; and Stardust Racers, operating in Celestial Park, will be a dual-launch racing ride. —Dewayne Bevil, Orlando Sentinel, 8 Feb. 2025

Sixty years later, the park has built popular attractions like the Wizarding World of Harry Potter, is in the midst of constructing a new coaster tied to the Fast and Furious franchise, and hosts one of the industry’s biggest after-hours events, Halloween Horror Nights. —Abbey White, The Hollywood Reporter, 30 Jan. 2025

The coaster station will be themed as a chariot garage run by an Asterix villager named Cetautomatix. —Brady MacDonald, Boston Herald, 19 Jan. 2025

Kings Island hosted a holiday competition between Santa and Jack Frost on one of the park's original coasters, The Racer. —Quinlan Bentley, The Enquirer, 25 Dec. 2024

Word History

First Known Use

1574, in the meaning defined at sense 1

Phrases Containing coaster

• coaster brake
• coaster wagon
• roller coaster

Kids 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