里应外合

Traditional form:

裡應外合

Pinyin (reading):

lǐyìngwàihé

Definitions:

• to coordinate outside and inside offensives (idiom)
• (fig.) to act together

Characters:

• 里 - unit of distance equal to 0.5km; village; lane
• 应 - should, must; to respond, to handle; to deal with, to cope
• 外 - out, outside, external; foreign; in addition
• 合 - to combine, to join, to unite; to gather

Traditional characters:

• 裡 - unit of distance equal to 0.5km; village; lane
• 應 - should, must; to respond, to handle; to deal with, to cope
• 外 - out, outside, external; foreign; in addition
• 合 - to combine, to join, to unite; to gather