Drop one's defense

lower (or drop or let down) your guard. 1 relax your defensive posture, leaving yourself vulnerab...

to stop being careful to avoid danger or difficulty: Once he knew I wasn't a journalist, he dropp...

3a : means or method of defending or protecting oneself, one's team, or another the nation's air ...

N. Ministry of Defense guófángjun 185 N. national defense force guöfen ADJ ... stone : pit gudhé ...