noun
waves in narrow straits
Archaic term for waves that form in narrow waterways or straits. Not used in modern Japanese; encountered only in classical texts or poetry.
古い和歌に「門浪」という言葉が見られる。
The word 門浪 appears in old waka poetry.
The exact derivation is uncertain; the kanji 門 (gate) and 浪 (wave) suggest waves at a narrow passage, possibly a poetic or descriptive compound.