knock against

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knock against (someone or something)

1. noun A valid flaw or criticism of someone or something. A big knock against these media streaming services is the fact that any piece of media you enjoy can be pulled from their servers at the drop of a hat. He was forgiving to the point of naïveté, one of the few knocks against an otherwise beloved figure within the community.
2. verb To bump into or jostle against someone or something. Whenever the train lurched to the side, the man next to me would knock against me. As the tide came in, debris from the accident knocked against the boats anchored in the harbor.
3. verb To bump or strike something against someone or something else. In this usage, a noun or pronoun is used between "knock" and "against." The woman kept knocking her bags against other passengers as she made her way down the aisle. Please stop knocking your feet against the legs of the table like that.
4. verb To cause someone or something to bump into or collide with someone or something else very swiftly and sharply. In this usage, a noun or pronoun is used between "knock" and "against." The force of the impact knocked us all against the wall. He stumbled backward into the bookshelf, knocking it against the wall.
See also: knock
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.

knock (up) against someone or something

to bump against someone or something. The loose shutter knocked up against the side of the house. The large branch knocked against the garage in the storm.
See also: knock

knock something against something

to strike something against something. He knocked a chair against the table and tipped both pieces of furniture over. A chair was knocked against the table, upsetting a vase.
See also: knock

knock against someone or something

to bump against someone or something. Mickey knocked against Mary and said he was sorry. I didn't mean to knock against your sore knee.
See also: knock
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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References in periodicals archive ?
When the balls knock against each other, the cue ball also transfers momentum to the colored ball.
To date, the most damning knock against Hillary has to do with electability: Democratic partisans love her (naysaying bloggers notwithstanding), but they fret that she carries too much baggage to win a general election.
Newtown have no chance of progressing and defender Craig Williams is a doubt after picking up a knock against Rhyl.
Thierry Henry picked up a slight knock against Juventus in midweek but is expected to play.
One more knock against filterless conveying system is that many lack versatility.
Summary: Melbourne [Australia], June 13 (ANI): Australian batsman David Warner's 107-run knock against Pakistan in the ongoing ICC Men's Cricket World Cup has impressed team's assistant coach Ricky Ponting, who believes that if Warner manages to replicate such performance in the rest of the tournament, he will be the leading run-getter.
'Okeyo will face a late fitness test as he picked a knock against Nakuru last week and it is my hope that he recovers.
Skipper Oliver Burke picked up an ankle knock against the Czech Republic and needed treatment before going off against Brazil.
Skipper Niall Scullion picked up a knock against UCD and is an injury concern.
Jeremain Lens picked up a slight knock against the Swans but Advocaat will resist the temptation to start Duncan Watmore, with Seb Larsson taking the Dutchman's place instead.
ROBERTO MARTINEZ has dismissed rumours about Sylvain Distin's absence from the Everton first team and says the defender simply needed time to "refresh" after suffering a knock against Swansea City in the Capital One Cup.
Patil's knock against Uganda in the fourth One-dayer came off 108 from 127 deliveries.
Grayson confirmed his player, who had taken a head knock against Birmingham on Wednesday, had suffered another blow to the head early on.
* STRAIGHT BAT: Cartworth Moor second teamer Ian Boyes shows the full face during his knock against Calder Grove (PW050610Dcricket-02)
He underwent a scan which revealed damage to his knee, with Youssouf Mulumbu also picking up a minor knock against the Tykes.