大だいの

pre-noun adjectival

large; big

Used before nouns to describe physical size or scale. Often appears in fixed phrases like 大の字 (spread-eagle shape).

• 彼かれは大だいの字じになって寝ねている。

  He is sleeping spread-eagle.

pre-noun adjectival

grown; adult

Used with nouns like 大人 (adult) or 男 (man) to emphasize full adulthood or maturity.

• 大だいの大人おとながそんなことで泣なくな。

  Don't cry over something like that, you're a grown adult.

pre-noun adjectival

great; huge; avid

Expresses strong enthusiasm or a high degree of a personal trait. Common with 好き (liking), ファン (fan), 親友 (close friend), etc.

• 彼かれは大だいの野や球きゅうファンだ。

  He is a huge baseball fan.

• 彼かの女じょは大だいの甘あま党とうで、毎まい日にちケーキを食たべる。

  She has a huge sweet tooth and eats cake every day.