/ bɒtʃ; NAmE bɑːtʃ/ verb , noun
■ verb
[ vn ] botch sth (up) ( informal ) to spoil sth by doing it badly :
He completely botched up the interview.
The work they did on the house was a botched job.
■ noun
(also ˈbotch-up ) ( BrE , informal ) a piece of work or a job that has been done badly :
I've made a real botch of the decorating.
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WORD ORIGIN
late Middle English (in the sense repair but originally not implying clumsiness): of unknown origin.