filing off the serial numbers

Questions

What does filing off the serial numbers mean?

present participle of file off the serial numbers

How to pronounce filing off the serial numbers

1. Open the pronunciation page — Open the Speakur entry for “filing off the serial numbers”.
2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
3. Play the audio — Click Play to hear reference audio for “filing off the serial numbers”.
4. Repeat and practice — Say “filing off the serial numbers” aloud, matching stress and vowels until it feels natural.