An avatar is a metaverse term that refers to a digital replica of an actual person. The digital replica or avatar only exists in the metaverse and generally represents a real person. To access and use the metaverse, one needs to have their virtual avatar. You can generally purchase a metaverse avatar directly from an online NFT marketplace. It comes in the form of an NFT, which is a digital asset like an image or a media file that generally represents a real-world asset. In the case of avatars, these are NFTs that represent real-world people. You can buy one from an NFT marketplace.