Meanings
An allusion to organ stops, which are pulled out to turn on each set of sounds in a pipe organ. When all stops are pulled out, the organ will play all variations of its sounds at once, therefore being as loud as possible.
How to pronounce "pull out all the stops":
AU
To reserve or hold back nothing.
Example: "They pulled out all the stops for the gala wedding."
Example Sentences
1
We will pull out all the stops to win this match.