want someone for something
1. to desire someone for some job or purpose. I want Fred for my team. We all want you for a candidate.
2. to hunt or seek someone as a criminal suspect. The police want Max for questioning. They want him for a number of crimes.
want something for someone or something
to desire to have something for someone or something. I want a gift for my wife. What would you suggest? I want a button for my shirt.
want for something
Fig. to lack something; to need something. I certainly don't want for advice. In fact, I have had too much. We don't want for helpers around here.