also: かっぽうどり
Rare term for the cuckoo bird; the more common word is 郭公 (かっこう). The kanji 合法鳥 is an ateji spelling.
See also: カッコウ
'合法鳥' is a rare spelling for the cuckoo; it is usually written as '郭公'.
Rare kanji spelling for 'cuckoo'; the reading がっぽうどり is the primary reading.
Alternate reading かっぽうどり; less common than がっぽうどり.
Ateji spelling for the cuckoo; the kanji 合法 (lawful) and 鳥 (bird) are used phonetically, not for their meanings. The exact origin is uncertain.