coaster

/'koustə/
Học thuật
Thân thiện
coaster

A cold glass of lemonade sits on a round cork coaster.

Definition

Noun: 1. A small mat or disk placed under a glass or bottle to protect a surface: A coaster is a flat object, often made of cork, wood, or paper, used to prevent condensation or heat from a drink from damaging a table. 2. A person or thing that coasts: This refers to someone who moves, especially down a slope, without using power or effort, such as a cyclist coasting downhill. 3. A resident of a coastal area: A person who lives near a coast or shoreline.

Usage
  • As a protective mat:
    • Please use a coaster for your glass so you don't leave a ring on the wooden table.
    • The waiter brought our drinks with elegant marble coasters.
  • As a person or thing that coasts:
    • He is a skilled coaster on his bicycle, rarely pedaling on the downhill sections.
    • The sled was a fast coaster down the snowy hill.
  • As a coastal resident:
    • As a lifelong coaster, she loves walking on the beach every morning.
Advanced Usage
  • "Roller coaster": A type of amusement ride with sharp curves and steep slopes. (Note: This is a compound noun listed separately as it is not the target word 'coaster' alone).
    • The new roller coaster at the theme park is terrifying.
  • "Trolley coaster": A historical term for a type of streetcar or a child's wagon used for coasting down hills.
Variants and Related Words
  • Coast (verb): To move easily without using power, especially downhill or along a current.
    • The car coasted to a stop after it ran out of gas.
  • Coastal (adjective): Relating to or near a coast.
    • The coastal town is popular with tourists.
Synonyms
  • For the mat: Mat, pad, drip tray, table protector.
  • For one who coasts: Glider, slider, freewheeler.
  • For a resident: Coastal dweller, seaside resident.
Related Phrases
  • Coaster brake: A type of bicycle brake that is activated by pedaling backward.
    • My old bike has a coaster brake, which is very simple to use.
  • Coaster set: A matching collection of drink coasters.
    • She received a lovely coaster set as a housewarming gift.
Idioms

(No common idioms are directly formed with the single, isolated word 'coaster'.)

coaster

A cold glass of lemonade sits on a round cork coaster.

Noun
  1. a covering (plate or mat) that protects the surface of a table (i.e., from the condensation on a cold glass or bottle)
  2. someone who coasts
  3. a resident of a coastal area

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