4 [the 〜] 難儀, 故障 (difficulty).

・What's the matter with you? どうしたのか《不平・苦痛・不幸などを尋ねる場合》.

・Nothing is the matter with me.＝There is nothing the matter with me. どうもしない.

・He must have something the matter with his feet. 足をどうかしたに違いない.

・Is (there) anything the matter with her? 彼女は何か具合が悪いのか.

5 [集合的] (筆記・印刷・出版・郵送などされた)物 (stuff); 郵便物.

・printed [written] matter 印刷[筆記]物.

・published matter 出版物.

・postal matter 郵便物.

・first-class matter 第一種郵便物.

6a (物体 (object) を構成する)物質 (substance) (spirit, soul, mind).