ワンちゃんわんちゃんCommon wordMeanings1noundoggie; pooch; bow-wowchildren's languageAffectionate children's word for a dog, similar to 'doggie' in English. Used by or when speaking to young children.See also: ワンワンワンちゃん、おいで!Come here, doggie!あのワンちゃん、かわいいね。That doggie is cute, isn't it?