The phrase "toaster bottom" refers to the lower part of a toaster that serves as a crumb tray, heating element, and base. Synonyms for toaster bottom include toaster tray, toaster plate, and toaster base. Additionally, some people refer to the bottom of a toaster as the toaster platen or the toaster bed. Because the toaster bottom is an essential component of the appliance, it is important to clean it regularly to prevent a build-up of crumbs and debris that can cause fires or other safety hazards. No matter what you call it, taking care of your toaster bottom is a key part of ensuring that your toaster remains functional and safe to use.