Search gender: all male female Moridai Boy Name Meaning, Kanji Variations. 1 names found. gender: all male female Name: moridai Katakana: モリダイ 0 Kanji: 杜大 Meaning: 杜The forest of the shrine. Block it. Close. 大Big. Large. Large in number or quantity. Greatly. Valuable. Important. Excellent. Splendid. Very much. Much. (Power or force) strong. long time. To be high in rank or position. You can save your favorite names with NAZUKE PON > About Japanese Names > Search For Japanese Names > Moridai Boy Name Meaning, Kanji Variations.