a small North American animal of the squirrel family, with light and dark marks on its back 花鼠，金花鼠，花栗鼠（栖于北美，属松鼠科） 
Oxford Collocations DictionaryChipmunk is used before these nouns:- cheek
Word Originmid 19th cent.: from Ojibwa (an Algonquian language).