What does coaster mean?
coaster
Plural: coasters
Definition
A small flat mat that a glass or a cup is put down on to protect the table.
Example sentences
There's a white ring on the table now, all because he couldn't be bothered to reach for a coaster.
There's a white ring on the table now, all because he couldn't be bothered to reach for a coaster.
Turn that coaster over, will you? It's meant to go cork side down, your glass keeps sliding about on it.
Every time I lift my glass the coaster comes up with it, wet through and stuck to the bottom.
Every time I lift my glass the coaster comes up with it, wet through and stuck to the bottom.