(countable, aviation, travel) Initialism of property irregularity report: a form to be filled in when baggage is lost by an airline. / (uncountable) Initialism of passive infrared.

plural of PIR

(geography) a group of mountains in the Lesser Himalayan region

A municipality and port in Greece, part of Athens agglomeration, the chief port of Athens, located on the Saronic Gulf. / A regional unit of Greece

A criminal who plunders at sea; commonly attacking merchant vessels, though often pillaging port towns. / An armed ship or vessel that sails for the purpose of plundering other vessels.

(transitive) To appropriate by piracy; to plunder at sea. / (transitive, intellectual property) To create and/or sell an unauthorized copy of.

Illegally imitated or reproduced, said of a trademarked product or copyrighted work, or of the counterfeit itself.

A whirling or turning on the toes in dancing, primarily in ballet. / The whirling about of a horse.

(intransitive) To perform a pirouette; to whirl on the toes, like a dancer.

(ichthyology) Any of the carnivorous or frugivorous freshwater fish living in South American rivers and belonging to the subfamily Serrasalminae.