knock back
phrasal verbknock somebody back
- (British English) to prevent somebody from achieving something or making progress, especially by rejecting them or something that they suggest or ask related noun knock-back
- (British English) to surprise or shock somebody
- Hearing the news really knocked me back.
knock somebody back something
- (British English, informal) to cost somebody a lot of money
- That house must have knocked them back a bit.
knock something back
- (informal) to drink something quickly, especially an alcoholic drink