or onearm bandit
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Origin of one-armed bandit
Words nearby one-armed bandit
British Dictionary definitions for one-armed bandit
Idioms and Phrases with one-armed bandit
A slot machine, as in It's amazing how many people think they can make money playing a one-armed bandit. This term refers to both appearance and function: the operating lever looks like an arm, and the machine in effect robs players, since it “wins” and keeps the player's money in an overwhelming majority of instances. [c. 1930]