0 a small, round shield (= in the past, a flat object made of metal or leather that soldiers held in front of their bodies to protect themselves):
He received all the blows on his buckler and was not harmed.
She wore a diamond brooch at her waist, the size of a buckler.
The idea is to strike the buckler with the lance and gallop past without being hit by the iron ball.
He shall cover thee with his feathers, and under his wings shalt thou trust: his truth shall be thy shield and buckler.
Its member countries cannot afford to break down this external tariff wall, which is the buckler of their existence, because if they do the political content of their arrangement ceases.
They have substituted self-reliance for the old feeling of dependence, and they are entitled to the shield and buckler which men possess in the exercise of the franchise.
The buckler is a small round shield, typically between 8 and 16 inches (2040 centimeters) in diameter.