Archaic derogatory term for a woman, similar to calling someone a 'bitch'. Not used in modern Japanese; found in older texts or historical contexts. Compare with 尼っ子 (sense 2).
See also: 尼っ子
The derogatory term '尼っちょ' appears in Edo-period documents.
Derived from 尼 (あま, 'nun') with the colloquial suffix っちょ, used as a derogatory term for women. The exact historical development is uncertain.