朝あさ立だち

noun, noun or participle which takes 'suru', intransitive verb

morning erection; morning wood

Colloquial term for an erection upon waking; often used in casual or vulgar contexts. The medical term is 夜間陰茎勃起.

• 朝あさ起おきたら朝あさ立だちしてた。

  I woke up with morning wood.

• 朝あさ立だちは健けん康こうな男だん性せいなら普ふ通つうにあることだ。

  Morning erections are normal for healthy men.

noun, noun or participle which takes 'suru', intransitive verb

early morning departure

Only when written 朝立ち

Refers to setting out early in the morning, often on a journey. Somewhat literary or old-fashioned; in modern speech 早朝出発 is more common.

• 旅たび人びとは朝あさ立だちして、まだ暗くらいうちに宿やどを出でた。

  The traveler departed early in the morning, leaving the inn while it was still dark.