Lhasa apsoPronunciation: /ˈapsəʊ/Definition of Lhasa apso noun (plural Lhasa apsos) a dog of a small long-coated breed, typically gold or grey and white, originating at Lhasa. Origin: 1930s: from Lhasa + Tibetan a-sobLhasa apso in other Oxford dictionaries Definition of Lhasa apso in the US English dictionary