one's own worst enemy
(one's) own worst enemy
Causing complications to one's life or keeping oneself from success; self-destructive or self-sabotaging. Tommy's becoming his own worst enemy with the way he's been skipping school lately. She always sabotages a relationship when it's going really well because she's her own worst enemy.
See also: enemy, own, worst
Farlex Dictionary of Idioms.
*one's own worst enemy
Fig. consistently causing oneself to fail; more harmful to oneself than other people are. (*Typically: be ~; become ~.) Ellen: My boss is my enemy. She never says anything good about me. Jane: Ellen, you're your own worst enemy. If you did your job responsibly, your boss would be nicer.
See also: enemy, own, worst
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
- (one's) own worst enemy
- your own worst enemy
- every man is his own worst enemy
- be (one's) own worst enemy
- be your own worst enemy
- walk heavy
- like to hear (oneself) talk
- like to hear oneself talk
- stay hungry
- too big for one's britches (breeches)