| Noun | 1. | bagatelle - a light piece of music for piano musical composition, opus, piece of music, composition, piece - a musical work that has been created; "the composition is written in four movements" |
| 2. | bagatelle - something of little value or significance | |
| 3. | bagatelle - a table game in which short cues are used to knock balls into holes that are guarded by wooden pegs; penalties are incurred if the pegs are knocked overtable game - a game that is played on a table Britain, Great Britain, U.K., UK, United Kingdom, United Kingdom of Great Britain and Northern Ireland - a monarchy in northwestern Europe occupying most of the British Isles; divided into England and Scotland and Wales and Northern Ireland; `Great Britain' is often used loosely to refer to the United Kingdom |