work like a charm

Related to work like a charm: out of whack

work like a charm

To work very well or be exceptionally effective. This new software works like a charm. I barely had to do anything and the image is perfect. I read about some negotiating techniques before the big budget meeting, and I have to say that they actually worked like a charm!
See also: charm, like, work
Farlex Dictionary of Idioms.

work like a charm

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.
See also: charm, like, work
The American Heritage® Dictionary of Idioms by Christine Ammer.

work like a charm

If something works like a charm, it is very successful or effective. Our little arrangement worked like a charm. The medicine worked like a charm and my life has greatly improved.
See also: charm, like, work
Collins COBUILD Idioms Dictionary, 3rd ed.

work like a charm

be completely successful or effective.
Charm here means a magic spell or lucky talisman.
See also: charm, like, work
Farlex Partner Idioms Dictionary

ˌwork like a ˈcharm

(informal) quickly have the effect you want; work like magic: I don’t know what she said to him, but it worked like a charm — he’s much more cooperative now.
A charm is a small object that is believed to bring good luck, or words believed to have magic power.
See also: charm, like, work
Farlex Partner Idioms Dictionary

work like a charm

To function very well or have a very good effect or outcome.
See also: charm, like, work
American Heritage® Dictionary of the English Language, Fifth Edition.
See also:
  • a whale of a
  • turn heads
  • the bigger they are, the harder they fall
  • the bigger they come, the harder they fall
  • the bigger they come/are, the harder they fall
  • bigger they are, the harder they fall
  • bigger they come, the harder they fall, the
  • come through (something) with flying colors
  • pass with flying colours
  • with flying colors, pass with