叫板 jiàobǎn to signal the musicians
to signal the musicians (in Chinese opera, by prolonging a spoken word before attacking a song); (colloquial) to challenge
怎么记住“叫板”: 叫 call + 板 board = to signal the musicians.
汉字
用法
- Colloquially 'to challenge / throw down the gauntlet to' - 公开叫板 (gōngkāi jiàobǎn) to openly challenge someone.
- Originally an opera term (signaling the musicians before a sung line); the everyday sense is squaring off against a rival. Casual, confrontational tone.