Head slot

The opening on the 5.25-inch or 3.5-inch floppy disk that allows the floppy disk drive to read data from the floppy. On the 3.5" floppy disk the head slot is found behind the read / write access door.

 3.5-inch floppy disk head slot

5.25-inch floppy disk head slot

Also see: Floppy definitions