1. People who participate in geocaching, an outdoor recreational activity in which participants use GPS devices to hide and seek containers (caches) at specific locations around the world.
Usage: plural of geocacher; informal; modern usage

Examples

• Geocachers from around the world use GPS coordinates to find hidden containers in parks and forests.
• The local geocachers organized a group outing to search for caches in the state park.
• Many geocachers log their finds online and share photos of their discoveries.
• Experienced geocachers often hide clever caches for others to discover.
• The geocachers met at the trailhead to begin their weekend treasure hunt.