" more or less" what does it mean?

General Ricardo   Monday, April 19, 2004, 04:08 GMT
What's " more or less" mean? I can't think of an example right now, but I'm sure I've heard a lot.
Julian   Monday, April 19, 2004, 07:10 GMT
more or less -
1. about; approximately: "The container can hold two tons, more or less."
2. to an undetermined degree: "We were more or less in agreement."