From Longman Dictionary of Contemporary Englishimpoundim‧pound /ɪmˈpaʊnd/ verb [transitive] law TAKE something FROM somebodyif the police or law courts impound something you have or own, they keep it until it has been decided that you can have it back SYN confiscate He sued the police after they impounded his car.→ See Verb table
Examples from the Corpus
impound• But Jack was having trouble raising his own, for much of his cash was also impounded.• The judge rejected his request and ordered his written statement impounded.• Police recovered both items, and impounded a black BMW from the murder scene.• The shipment was impounded and formally seized last November.• After the rally several bikes were impounded by police.• The president might also impound funds of his choosing, including Social Security.• With police help they impounded several of Wewe's boats full of turtles and launched an investigation.• Truman was so angry that he impounded the first funds, but he gradually lost interest in the whole affair.• Instead of arresting a man caught with a hooker in his car, the police in Florence impound the motor.• The act will give the government new rights to impound untaxed cars and crush them.• The medical officer says that the animals will be impounded while tests are carried out.From Longman Business Dictionaryimpoundim‧pound /ɪmˈpaʊnd/ verb [transitive]LAW if the police or law courts impound your possessions, they take them and keep them because a law has been brokenCourts are authorized to impound any vehicle driven by a person without a valid license.The courts granted the request to impound all documents relevant to the case.→ See Verb tableOrigin impound (1400-1500) → POUND12 