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

This sleek Ember cup can keep his java at the same hot temperature (between 120 to 145 degrees Fahrenheit) for up to 90 minutes at a time or all day long when it’s set on its charging coaster. —Nashia Baker, Architectural Digest, 12 Dec. 2024

The property sources food from local vendors, uses zero plastic in restaurants and outlets, and utilizes environmentally friendly straws and coasters. —Hannah Selinger, Travel + Leisure, 9 Dec. 2024

Participating venues offer special drink menus inspired by Gatewood’s art, and promotional materials such as posters and coasters celebrating the artist and the exhibition are displayed in participating establishments. —Chadd Scott, Forbes, 5 Dec. 2024

The Wood & Marble Gift Set includes all the trimmings of a cozy wine night at home with a rectangular cheese board, four coasters, and a matching wine chiller. —Maria Conti, Better Homes & Gardens, 3 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