upset the apple cart

Fig. to mess up or ruin something. Tom really upset the apple cart by telling Mary the truth about Jane. I always knew he'd tell secrets and upset the apple cart.

Common Names:

Name	Pronounced	Usage
Marinho	-	Portuguese
North	[nɔ:θ]
Amie	AY-mee	English
Mattityahu	-	Hebrew, Biblical Hebrew
Barnett	['ba:nit]
Jurek	YUW-rek	Polish