plural of hardy hole

(cinematography) A technique where the top and bottom of the film frame are masked off in camera, as opposed to soft matte.

(meteorology) A freeze sufficiently long and severe to destroy seasonal vegetation and lead to ice formation in standing water and hard ground. 27°F (-3°C) is considered a threshold in the US.

(zoology) A North American hare (Lepus americanus) that has large, furry feet; its fur is white in winter and brown in summer.

A merchant that sells tools, fasteners, and similar objects known collectively as hardware, as well as related sundries used in construction and repair.

A deep water harbor on Oahu, Hawaii. / A US Navy base at the harbor. / The attack on Pearl Harbor.

A sneak attack, often using underhanded measures. / A seminal dramatic event that unites a community and arouses it into action against an enemy.

(often passive, slang) To attack by surprise; to subject to a sneak attack. / (often passive, slang, rare) To take rudely by surprise.

(metallurgy) To impart greater hardness to the surface of a piece of metal.

simple past tense and past participle of case harden