Looking on the internet deeply has found these results:

We had a business meeting. is the most popular phrase on the web.

We had a business meetings. 10 results on the web	We had a business meeting. 11,820 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
It doesn't look like this phrase is very popular! The search could not find any examples on the internet.	Recent Meetings. July, 2014, we had a small cookout at Bad Little Falls Park! June, 2014, we had a business meeting. May, 2014, we had two guests, Gia Drew,�... 1 day ago ... We had a business meeting for 25 people. The food was excellently presented and at the right temperature. The servers were attentive without�... On Wednesday, March 25th, we had a business meeting at the �MAS�, which is a company that produces intimate wear, swimwear and sportswear for such�... We had a business meeting, and the meeting room was spacious, the equipment was in good order and we had a technician standing by for us the whole time.

We had a business meetings.

10 results on the web

We had a business meeting.

11,820 results on the web

More popular!

It doesn't look like this phrase is very popular! The search could not find any examples on the internet.

Recent Meetings. July, 2014, we had a small cookout at Bad Little Falls Park! June, 2014, we had a business meeting. May, 2014, we had two guests, Gia Drew,�...
1 day ago ... We had a business meeting for 25 people. The food was excellently presented and at the right temperature. The servers were attentive without�...
On Wednesday, March 25th, we had a business meeting at the �MAS�, which is a company that produces intimate wear, swimwear and sportswear for such�...
We had a business meeting, and the meeting room was spacious, the equipment was in good order and we had a technician standing by for us the whole time.