Sandbag

Full definition of sandbag

Noun

1. a bag, filled with sand, that can be used to weigh something down, to make a defensive wall against flooding etc, or as a weapon

Verb

1. To construct a wall of sandbags (around something).
2. (transitive) To strike someone with a sandbag or other object to disable or render unconscious.
3. (transitive) To deceive someone by pretending to be weak, or (in cards) to have a weak hand.
4. To pretend to drink early on so that as the night draws on one can drink everyone "under the table".