n. 25B6; noun (Brit. informal) IMPUDENCE, impertinence, cheek, cheekiness, effrontery, insolence, rudeness, rude retorts; answering back, talking back; informal mouth, lip; N. Amer. informal sass, smart mouth, back talk; rare contumely.
BACKCHAT
Meaning of BACKCHAT in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012