dig one's own grave

Seriously harm oneself, cause one's own ruin or downfall. For example, If Sam pursues that course, he'll be digging his own grave. [First half of 1900s]

Common Names:

Name	Pronounced	Usage
Ayliff	['eilif]
Treasure	TRE-zhər	English (Modern)
Zeev	-	Hebrew
Wynfor	-	Welsh
Kimi	KEE-mee	Finnish
Iskandar	-	Arabic, Indonesian, Malay