static line is a noun meaning "a cord used instead of a ripcord to open a parachute; the cord is attached at one end to the aircraft and temporarily attached to the pack of a parachute at the other; it opens the parachute after the jumper is clear of the plane". It carries one recorded sense.
Definitions, synonyms and semantic relations for static line come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.