Definition of "threatening" []

• Present participle of threaten. (verb)
• Presenting a threat; menacing; frightening. (adjective)
• An act of threatening; a threat. (noun)

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• "After Saturday's late disappointment left his team's tilt for the title threatening to sink into quicksand, the Arsenal manager, having"
• "“You cannot back out on me now,” he said, his expression threatening."
• "But to the threatening is annexed a promise that this shall be a means to convince them of their folly, and bring them home to their duty; and so good shall be brought out of evil, in token of the mercy God has yet in reserve for them."