German phrase
~ ist in einer Besprechung.
Meaning
___ is currently in a meeting
When to use it
Someone is in a meeting. Clear and natural in professional settings.
Example dialogue
Guten Tag, ist Frau Meier zu sprechen?
Good day, may I speak to Ms. Meier?
Frau Meierist in einer Besprechung.
Ms. Meier is currently in a meeting.