Looking on the internet deeply has found these results:

I was in the meeting is the most popular phrase on the web.

I was in a meeting 123,600,000 results on the web	I was in the meeting 11,490,000,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
I was in a meeting nearby, and I heard you had some excitement. I would have called, but I was in a meeting. I told you. I was in a meeting. I was in a meeting with military officials, Captain Shepherd. I was I was in a meeting nearby, and I heard you had some excitement. Sorry I missed your call. I was in a meeting. I was in a meeting when the accident happened.	This is not exactly what I was talking about in the meeting, is it? I was there in January meeting the state government, inspecting the devastation after the earthquake a year before and trying to accelerate our reconstruction activities. In the course of the process, as shadow rapporteur, I tried to influence the final report on those occasions when I was permitted to participate in the meetings. I was in the meeting when we decided she should be one. I was recently in the Caribbean, meeting small farmers with tiny farms who cannot survive without access to the EU markets. I was in the meeting with Jan and she did said that it could be this branch that gets the axe. I was in a meeting when the accident happened. I wasn't in the meeting.

I was in a meeting

123,600,000 results on the web

I was in the meeting

11,490,000,000 results on the web

More popular!

This is not exactly what I was talking about in the meeting, is it?
I was there in January meeting the state government, inspecting the devastation after the earthquake a year before and trying to accelerate our reconstruction activities.
In the course of the process, as shadow rapporteur, I tried to influence the final report on those occasions when I was permitted to participate in the meetings.
I was in the meeting when we decided she should be one.
I was recently in the Caribbean, meeting small farmers with tiny farms who cannot survive without access to the EU markets.
I was in the meeting with Jan and she did said that it could be this branch that gets the axe.
I was in a meeting when the accident happened.
I wasn't in the meeting.