noun
teyo-dawa speech; mid-Meiji schoolgirl slang
A historical sociolect used by schoolgirls in the mid-Meiji period, characterized by sentence-ending particles てよ and だわ. Primarily a linguistic and cultural term.
てよだわ言葉は、明治時代の女学生の間で流行した話し方です。
Teyo-dawa speech is a way of speaking that was popular among schoolgirls in the Meiji period.
From the prominent use of sentence-ending particles てよ (teyo) and だわ (dawa) in the speech style.