Definition: The term "overviewer" usually refers to a software or tool used for viewing or controlling other programs in an operating system, often used for user control over hardware devices such as printers and displays. The file ".overviewer.conf" typically holds configuration settings relating to these actions. For example: ``` overviewer.conf: [printer] # Set printer name display = display1 # Enable/disable print operation printer = printer1 # Print to USB device if enabled usb = true # Print to console (if enabled) yesno = yesno1 ``` The ".overviewer.conf" file contains configuration options for controlling and managing printer actions. These could include enabling or disabling print operation, setting the target display to print on, enabling or disabling print to USB devices, etc. For more detailed information about "overviewer", you might be interested in reading through an online resource like "[this link](https://en.wikipedia.org/wiki/OverViewer)" for a better understanding.