leave (one's) guard down

(redirected from left his guard down)

leave (one's) guard down

To become less guarded or vigilant; to stop being cautious about potential trouble or danger. We'll wait long enough for them to leave their guard down before we launch our invasion. There will always be people in this business looking to exploit you, so you can never leave your guard down.
See also: down, guard, leave
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
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References in periodicals archive ?
Etash, known for his counter-attacking methods combined with his quick jabs and uppercuts, left his guard down and paid the price as his opponent capitalized to land vicious punches on his body and face.
The 29-year-old Irishman simulated a 12-round boxing match by dancing around punching bags for roughly 47 minutes, at times looking like an out-of-sync boxer with wide swings that left his guard down, awkward combinations and unnecessary shuffling.
But he never left his guard down, delivering entertaining films for Pinoys every Christmas.