Plain English Meaning
One approach chart for Runway 3 that holds two procedures. If the glideslope works, you fly the full ILS down to landing. If the glideslope is out, you fly the localizer-only version using DME to know where you are along the approach.
Full Definition
The title of an instrument approach chart that publishes two related approach procedures to Runway 3 on a single chart: a full Instrument Landing System (ILS) approach providing both lateral and vertical guidance, and a Localizer/Distance Measuring Equipment (LOC/DME) approach providing lateral guidance only with DME used to identify fixes and -down points. flies the ILS when the glideslope is usable; if the glideslope is unavailable or out of , the pilot flies the LOC/DME as a to the same runway.