Minder/ˈmaɪndər/ Definition 1 of 3Pro Tip 1/3Caring Role Minder suggests a nurturing and protective responsibility, often in personal or informal settings. The after-school minder helps them with homework. Pro Tip 2/3Usually Paid A minder often refers to someone who is paid for their services, unlike a parent or guardian. They hired a minder for the summer. Pro Tip 3/3Temporary Care A minder usually cares for someone temporarily and is not a permanent caregiver. Their vacation minder will feed the cats.