#1 sandbag n. a bag filled with sand; used as a weapon or to build walls or as ballast. wn
#2 sandbag v. treat harshly or unfairly. wn
#3 sandbag v. [dragoon, railroad] compel by coercion, threats, or crude means; "They sandbagged him to make dinner for everyone". wn
#4 sandbag v. [stun] hit something or somebody as if with a sandbag. wn
#5 sandbag v. downplay one's ability (towards others) in a game in order to deceive, as in gambling. wn
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