noun
interruption; teasing remark; heckling
Used for light-hearted or annoying interjections during a conversation, performance, or activity. Often appears in the phrase 茶々を入れる (to interrupt with a teasing remark).
See also: 茶々を入れる
彼の話に茶々を入れるのはやめてください。
Please stop interrupting his story with teasing remarks.
会議中に茶々を入れられて、話が進まなかった。
The meeting didn't progress because people kept making interruptions.
The origin is uncertain. It may be related to the sound of clapping or light tapping, suggesting a quick, playful interruption.