Keeping it simple,when we say something is ok with us, it means that it is agreeable to us. However, when we say something is ok for us, it means that it is convenient for us. For example: A: How about having Korean food for dinner tonight? B: Sure. That’s ok with me. I like Korean food. A: I’d like to get together with you at 3:00 this ... More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.