Commentary: Refers to the meeting as a collective body, not to the act of meeting or the people involved.
The meeting will be held in Chicago this year.
We held an informal meeting in my living room.
The meeting dissolved into petty name-calling.
The meeting elected John as its chairman.
WordNet 2.0 Sense Numbers: 1, 3
Commentary: Refers to the act of meeting. Usually specifies who is being met with.
The meeting with the salesman was the high point of his day.
Meetings with the staff became less frequent over time.
My meeting with an advisor convinced me to change my major.
WordNet 2.0 Sense Numbers: 2
Commentary: MEETING[+event] The event of a (usually-unexpected) get-together.
He still remembered their meeting in Paris.
The chance meeting of two star-crossed lovers precipitated a disaster.
WordNet 2.0 Sense Numbers: 4
Commentary: Usually inanimate; produces something new from the merger of several entities.
There was no meeting of minds.
There is a right angle at the meeting of two perpendicular lines.
Pittsburgh is located at the meeting of the Allegheny and Monongahela rivers.
WordNet 2.0 Sense Numbers: 5, 6