colloquialism - a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech

police officer, policeman, officer - a member of a police force; "it was an accident, officer"

steal - take without the owner's consent; "Someone stole my wallet on the train"; "This author stole entire paragraphs from my dissertation"

clutch, prehend, seize - take hold of; grab; "The salesclerk quickly seized the money on the counter"; "She clutched her purse"; "The mother seized her child by the arm"; "Birds of prey often seize small mammals"