travel bug (English, noun)
expansion: travel bug (plural travel bugs)
Senses:
glosses: A tag stamped with a number, placed in a geocache (often attached to another item, called a hitchhiker) so that subsequent finders can take it to other caches and track its movement around the world.
glosses: Used other than figuratively or idiomatically: see travel, bug.
Forms:
form: travel bugs
tags: plural