get familiar with (someone or something)

To become acquainted with or knowledgeable about someone or something. Our company hosts a week-long retreat each summer. It's a great way for employees to get familiar with each other and begin developing strong bonds of friendship and trust. You'll need to get familiar with our internal database-management software before you take over this project. You need to get familiar with Greek mythology, and fast, if you want to have any hope of passing this exam!