impounded Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition verb. to take possession of something and hold it. Example Sentence The customs agents impounded the illegal shipment. More Example Sentences They impounded the dogs for safety reasons. Synonyms confiscated; seized; detained Antonyms released; freed; returned Hear It! Say It! Write It! impounded Switch to cursive Start Share with your friends: