pin tumbler is a noun meaning "cylindrical tumblers consisting of two parts that are held in place by springs; when they are aligned with a key the bolt can be thrown". It carries one recorded sense.
cylindrical tumblers consisting of two parts that are held in place by springs; when they are aligned with a key the bolt can be thrown
Definitions, synonyms and semantic relations for pin tumbler come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.