have (something) for (someone or something)
1. To have something to give to someone. Wait here—I have something for you, but I left it in my office. I hope you have a gift for her—we'll look like real jerks if we show up to the party empty-handed!
2. To eat or prepare something for a particular meal. What are we having for dinner? Sit down, we're having pancakes for breakfast.
3. To have something that is useful for a particular task or problem (named after "for"). Do you have the right kind of screwdriver for this job?
have (something) for
(a meal) to serve or eat something at a particular meal, such as breakfast, lunch, dinner, supper, etc. We had eggs for breakfast. What did you have for dinner?
have something for someone
to have a gift for someone; to have something in reserve for someone. I have some cake for you in the kitchen if you want it. We have a present for you. Here. I hope you like it.
have something for something
to have a remedy for a problem, disease, etc.; to possess something used for some purpose. I have somethingfor tight jar lids. It will open them immediately. I have some medicine for that disease.