Charger/ˈtʃɑːrdʒər/ Definition 1 of 4Pro Tip 1/3Tech Accessory Commonly used to refer to a tool for powering devices like phones or laptops. Don't forget your phone charger when traveling. Pro Tip 2/3Variety of Chargers Different devices have specific chargers; they're not always interchangeable. This charger only works with this brand of laptop. Pro Tip 3/3Connection Types Chargers have different connectors like USB-C or Lightning for various devices. My camera needs a charger with a mini-USB plug.