Does 〇〇 have other meanings that might not be in the dictionary?
Are there other ways people use this word that aren't written in the dictionary?
この場合、次のような言い方ができますよ。
ーDoes 〇〇 have other meanings that might not be in the dictionary?
「〇〇は辞書に載っていない他の意味もありますか？」
to be in the dictionary で「辞書に載っている」
meanings で「意味」
ーAre there other ways people use this word that aren't written in the dictionary?
「辞書に載っていないこの言葉の他の使い方はありますか？」
not written in the dictionary で「辞書に書かれていない」＝「辞書に載っていない」
ご参考まで！
Are there are definitions to this word that are not included in the dictionary?
Are there other uses of this word that are not mentioned in this dictionary?
ご質問ありがとうございます。
① "Are there are definitions to this word"＝「この単語に意味はありますか」
"that are not included in the dictionary?"＝「辞書に含まれていないもので？」
② "Are there other uses of this word"＝「この単語に他の使い方はありますか」
"that are not mentioned in this dictionary?"＝「辞書には言及されていないもので？」
ご参考までに。
カナダ 
アメリカ合衆国 
