緘口令 かんこうれい Also written 箝口令, かん口令, 鉗口令 Meanings Noun gag order; gag rule; gag law Kanji 緘 shut; seal. Read as カン. 口 mouth. Read as コウ. 令 decree. Read as レイ. Common phrases 箝口令をしく (かんこうれいをしく) to impose a gag order Jinuma: Japanese Dictionary · Word lists