work like a charm

Idioms  

1. Function very well, have a good effect or outcome, as in That knife-sharpener works like a charm, or Her deferential manner worked like a charm; he agreed to everything they'd asked for. This expression uses charm in the sense of “a magic spell.” [Mid-1800s] Also see work wonders.

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Example Sentences

Tap or click for 9 free copycats that work like a charm.

From Fox News • Sep. 26, 2021

For a while, it seemed to work like a charm.

From Salon • Dec. 10, 2013

The tried-and-true rubber sealing strips-the ones that look like waterlogged beef jerky-take a little common sense to install, but work like a charm.

From Time Magazine Archive

My supposed mission I continued to clothe in mysterious and obscure imagery, which, indeed, the less it was understood, seemed the more to work like a charm among the people.

From The Devil's Elixir Vol. I (of 2) by Hoffmann, E. T. A. (Ernst Theodor Amadeus)

"When he lies down, it'll work like a charm!"

From The Death-Traps of FX-31 by Wright, Sewell Peaslee