Definitions
1.nounA warm waterproof overshoe.
2.nounAny of various butterflies of the genus Oeneis.
3.adjective(now only in compounds) Pertaining to the celestial north pole, or to the pole star.
4.adjectivePertaining to the northern polar region of the planet, characterised by extreme cold and an icy landscape.
5.adjectiveExtremely cold, snowy, or having other properties of extreme winter associated with the Arctic.
6.adjectiveDesigned for use in very cold conditions.