1. Make unsolicited (usually telephone) contact with a potential customer in order to try to sell something

Encyclopedia: Cold call

• prokaryotic
• Prokayotae
• Prokhorov
• Prokofiev
• prolactin
• prolamine
• prolapse
• prolapsus
• prolate
• prolate cycloid
• prole
• proleg
• prolegomenon
• prolepsis
• proletarian
• proletariat
• proletariate
• proliferate
• proliferation
• proliferous
• prolific
• prolificacy
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• prolix