奇想天外より落つ
Meanings
1
expression, nidan verb (upper class) with 'tsu' ending (archaic)
to think of something bizarre; to suddenly have a whacky idea
Archaic literary expression using the classical verb 落つ (おつ). The modern equivalent is 奇想天外より来る (きそうてんがいよりきたる), which uses the classical 来る (きたる). Both are rare and found in older texts or stylized writing.
See also: 奇想天外より来る
The phrase 奇想天外より落つ, found in old writing, expresses the sudden occurrence of a bizarre idea.