n. a bag, filled with sand, that can be used to weigh something down, to make a defensive wall against flooding etc, or as a weaponv. To construct a wall of sandbags (around something).v. To strike someone with a sandbag or other object to disable or render unconscious.v. To deceive someone by pretending to be weak, or (in cards) to have a weak hand.v. To pretend to drink early on so that as the night draws on one can drink everyone "under the table".