blow up in (one's) face

To have a plan go wrong or awry. Mike was trying to sabotage my campaign, but the plan blew up in his face when I overhead him talking about it. Tina's decision to invest only in technology stocks has really blown up in her face.

Common Names:

Name	Pronounced	Usage
Soledad	so-le-DHAHD	Spanish
Baxter	['bækstə]
Petra	PET-rah (Finnish), PET-rə (English)	German, Dutch, Czech, Slovak, Slovene, Croatian, Hungarian, Swedish, Finnish, English
Jess	[dʒes]
Rhianna	ree-AN-ə	English (Modern)
Gerhold	GER-hawlt	German (Archaic)