Archive - Archiving permanently removes a geocache listing from search results. A geocache owner can archive their own listing. A geocache owner cannot unarchive it.
Attributes - Attribute icons that apply to a cache, including permissions, hazards, conditions, facilities in the vicinity, and special equipment required. Please respect the Attributes of a Geocache. For example, if the cache says it is not available at night, please do not go searching for it after the sun goes down.
Cache Owner (CO) - Cache Owner, the person who placed and maintains a cache, or has more recently "adopted" the cache from the original cache owner.
Challenge Cache - A challenge geocache requires that geocachers meet a geocaching-related qualification or series of tasks before the challenge cache can be logged. Challenge caches are of type Mystery Cache.
Creed, The - Also known as the "Geocachers' Creed". Designed to help orient new players to the ethos of the geocaching community and to guide experienced players in questionable situations, so that everyone can enjoy geocaching.
Disable - A geocache that is currently unavailable to find on the Geocaching.com website. A disabled geocache may need repairs or could be in an inaccessible area.
Jasmer Challenge - The Jasmer Challenge requires you to find at least one cache placed every month since Geocaching was invented, in May 2000. This is difficult, as some geographic areas are missing some of the earliest caching months; the full Jasmer challenge may require you to travel significantly from your home location.
Muggle - Non-Geocaching person
Muggled - When a cache has been "muggled", it usually means it was dismantled or removed by an unsuspecting non-player.
Pathtag - A collectible token, about the size of a quarter, often a personal item representing a geocacher or event. Purchase pathtags and/or track your collection on Pathtags.com.
Pocket Query (PQ) - Premium Membership feature. Pocket Query is a custom geocache report that can be uploaded to your GPS device.
Reviewer - Community volunteers from all over the world who approves geocaches in your area. Reviewers are the backbone of Geocaching.
Signal - Signal the Frog, the official mascot of Groundspeak and Geocaching.
Watchlist - A list of caches or geocoins/travel bugs that you follow on Geocaching.com and receive notifications.
Waypoint - Any additional lat/long associated with a geocache. Each geocache is a waypoints; additional waypoints may be provided for Parking, Trailhead, or other significant points related to a cache
BOP - Base of Post
BOT - Base of Tree
BYOP - Bring your Own Pencil/Pen
C&D - Cache and Dash
DISCO - Disguised Container
DNF - Did Not Find
FTF - First to Find
GZ - Ground Zero
MTT - Multi-Truncked Tree
NA - Needs Archiving
NM - Needs Maintenance
PAF - Phone a Friend
SL - Signed Logbook
SWAG - Stuff We All Get
SPOR - Suspicious Pile Of Rocks
TFTC - Thanks for the Cache
TNLN - Took Nothing, Left Nothing
TOTT - Tools of the Trade