质押 Traditional form: 質押 Pinyin (reading): zhìyā Definitions: to pledge (sth, usu. moveables, as security for a loan) Characters: 质 - essence, nature; material, substance 押 - to arrest, to detain; to deposit, to pledge; mortgage Traditional characters: 質 - essence, nature; material, substance 押 - to arrest, to detain; to deposit, to pledge; mortgage