Definition of "subzero" [subzero]

• Less than zero, most commonly used to refer to temperature. (adjective)

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• "Look at all the folks who are in subzero temps right now and still adamantly maintain they need/love the change of seasons so would never move to Mexico."
• "What'll be more impressive is to see him out in subzero weather shaking hands at the L stations."
• "I dropped my first goose in subzero weather when the lower river was frozen over completely (a rare occurrence even in those days)."