Vietnamese Etymology Sino-Vietnamese word from 口號. Pronunciation (Hà Nội) IPA(key): [xəw˧˩ hiəw˧˨ʔ] (Huế) IPA(key): [kʰəw˧˨ hiw˨˩ʔ] ~ [xəw˧˨ hiw˨˩ʔ] (Saigon) IPA(key): [kʰəw˨˩˦ hiw˨˩˨] ~ [xəw˨˩˦ hiw˨˩˨] Noun khẩu hiệu motto, slogan, catchphraseWikiwand - on Seamless Wikipedia browsing. On steroids.