make a dog's dinner (of something)

To make a mess of or completely ruin something. I thought I could trust Jim to finish the business proposal, but he made a dog's dinner of the whole thing!

Common Names:

Name	Pronounced	Usage
Ermenrich	-	Ancient Germanic
Bartek	-	Polish
Parvana	-	Azerbaijani, Persian
Emanuele	-	Italian
Shona	['ʃəuna:]
Toya	-	American (Hispanic)