noun
careless and full of omissions; slipshod with many gaps
A yojijukugo describing work or a document that is sloppy and missing important parts. Often used in formal or critical contexts.
彼の報告書は杜撰脱漏が多く、信頼できない。
His report is so careless and full of omissions that it cannot be trusted.
A yojijukugo combining 杜撰 (careless, slipshod) and 脱漏 (omission, gap). The exact historical derivation is uncertain, but it is used to describe work that is both sloppy and incomplete.