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

There are a variety of ways to incorporate grandma’s atomic decor in your living room, with rugs, hanging wall decor, wall clocks, pillow covers, coasters, and more are just a few that are currently gaining traction. —Alicia Geigel, Southern Living, 7 June 2025

The coaster, which opened at Universal in 2009, is closing in September. —Dewayne Bevil, The Orlando Sentinel, 4 June 2025

The race is on to open America’s first tilt coaster Six Flags has not yet announced a start date for the potential regional passport program. —Brady MacDonald, Oc Register, 3 June 2025

The family coaster is very smooth and requires a minimum 40-inch height. —Eve Chen, USA Today, 24 May 2025

Word History

First Known Use

1574, in the meaning defined at sense 1

Phrases Containing coaster

• coaster brake
• coaster wagon
• roller coaster

Rhymes for coaster

• poster
• roaster
• toaster
• paternoster

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