Definition of sandbags:
(n) :
A sturdy sack filled with sand, generally used in large numbers to make defensive walls against flooding, bullets, or shrapnel.
(v) :
(transitive, intransitive) To construct a barrier of sandbags (around).
(v) :
(transitive) To strike someone with a sandbag or other object to disable or render unconscious.
(n) :
(poker) A deceptive play whereby a player with a strong hand bets weakly or passively.
(v) :
(figurative, intransitive, originally US) To conceal or misrepresent one's true position, potential, or intent in order to gain an advantage; (originally poker) to pretend to have a weak hand, as a strategy.
(v) :
(figurative, transitive) To blindside; to deceive; to undermine.