1. Of devices that do not operate without the prior insertion of one or more coins
   "a coin-operated telephone"

See also: coin machine

• kainogenesis
• Kaiser
• Kaiser Bill
• kaiser roll
• Kaiser Wilhelm
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• Kakatoe
• Kakatoe galerita
• Kakatoe leadbeateri
• Kakemono
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• kakistocracy
• kakke disease
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• Kalahari Desert
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• Kalapooian