From Longman Dictionary of Contemporary Englishpooper scooperpoop‧er scoop‧er /ˈpuːpə ˌskuːpə $ -pər ˌskuːpər/ noun [countable] informalDHP a small spade and a container, used by dog owners for removing their dogs’ solid waste from the streets
Examples from the Corpus
pooper scooper• This year a pet food manufacturer has issued all the exhibitors with their very own pooper scooper. 