小报告

1. 小报告 (xiǎobàogào)

   1. 暗中收集情况向上级作的汇报。有时也称“小汇报” lodge a complaint against sb.with his superior;unhonest information made known to the superiors

国语词典

小報告 (xiǎo bào gào)

1. 不以光明正大的方式，私下向上級報告或反映。