Colloquial term for someone, often a child or subordinate, being impudent or talking back. Carries a slightly old-fashioned, playful tone.
Don't talk back to me like that.
That kid is cheeky and always says impertinent things.
Usually written in kana; the kanji form 猪口才 is ateji and rare.
Ateji spelling; rarely used in modern writing.
The origin is uncertain. The kanji 猪口才 is ateji, and the word may derive from 猪口 (choko, a small sake cup) combined with 才 (sai, talent), but this is speculative.