knock sth on the head
UK informalto prevent something from happening, or to finally finish something:
It's nearly done - another couple of hours should knock it on the head.
Thesaurus: synonyms and related words
Preventing and impeding
- avert
- avoid
- avoidable
- bar
- be a drag on sb/sth idiom
- block sth out
- blot
- bottleneck
- derail
- fireproof
- hold out on sb
- hold sb/sth back
- hold/keep sb/sth at bay idiom
- holding pattern
- impede
- prevention is better than cure idiom
- preventive
- prohibit
- pull
- pull the rug from under sb's feet idiom
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