折衝樽俎 [－冲－－]

Jyutping zit3 cung1 zeon1 zo2
Pinyin zhé chōng zūn zǔ

Definitions (CC-CEDICT)
  1. lit. to stop the enemy at the banquet table
  2. fig. to get the better of an enemy during diplomatic functions
Definitions (Wiktionary)
  1. phrase, figuratively, idiomatic
    to get the better of an enemy during diplomatic functions
  2. phrase, idiomatic, literally
    to stop the enemy at the banquet table