take matters into your own hands
to deal with a problem yourself because the people who should have dealt with it have failed to do so:
When the police failed to catch her son's murderer, she decided to take matters into her own hands.
Thesaurus: synonyms and related words
Controlling and being in charge
- aggrandize
- assume
- assumption
- authoritative
- balance of power
- divide
- dominant
- have sb by the balls idiom
- have sb eating out of your hand idiom
- have sb in the palm of your hand idiom
- have sth in hand idiom
- have/hold the whip hand idiom
- heel
- hook
- preside over sth
- pull
- pull rank idiom
- pull the strings idiom
- putty
- rein
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