French phrase
Laissez ~ message après le bip.
Meaning
Leave a ___ after the beep.
When to use it
A polite prompt to leave a message after the beep. It is common in voicemail greetings.
Example dialogue
Laissez un message après le bip.
Leave a message after the beep.
D'accord, je laisserai un message.
Okay, I'll leave a message.