I. ˌ ̷ ̷ˈ ̷ ̷ ̷ ̷ noun
Usage: usually capitalized P&H
Etymology: from Pearl Harbor, Oahu, Hawaii, American naval station attacked without warning by the Japanese on December 7, 1941
: a sneak attack usually with devastating effect
remove the possibility of atomic Pearl Harbors — Bertrand Russell
II. transitive verb
Usage: usually capitalized P&H
Etymology: Pearl (I) Harbor
: to attack suddenly without warning and usually with devastating effect
got to thinking of the danger of being Pearl Harbored — Time