/poh lair"is, -lar"-, peuh-/ , n.
1. Astron. the polestar or North Star, a star of the second magnitude situated close to the north pole of the heavens, in the constellation Ursa Minor: the outermost star in the handle of the Little Dipper.
2. a two-stage U.S. ballistic missile, usually fired from a submerged submarine.
[ 1955-60; short for ML stella polaris polar star ]