仕し損そこない

noun

blunder; failure; mistake

Refers to an error or failed attempt, often implying a slip or botched job. Similar to 仕損じ (しそんじ), but 仕損ない is slightly more colloquial.

See also: 仕損じ (しそんじ)

• 大だい事じなプレゼンで仕し損そこないをしてしまった。

  I made a blunder during the important presentation.

• この書しょ類るいは仕し損そこないだらけだ。

  This document is full of mistakes.