Coaster
Updated: 02/07/2022 by Computer Hope
A coaster may refer to any of the following:
1. Coaster is slang describing an AOL (America Online) compact disc or a disc that's no longer good because of scratches or a failure during its creation. The term coaster comes from the coaster commonly used to keep watermarks from being made on tables from drinks.
2. A coaster describes a recordable disc that became bad after a burn fails.