Definition of "monkeying" [monkeying]

• Present participle of monkey. (verb)

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• "Reflecting on the fine-tuning of the conditions necessary for the universe to bring forth life, he suggested that the universe looks like a "put-up job," as if someone had been "monkeying" with the laws of physics, getting ready in advance for the appearance of life."
• "The whole sorry episode left me wondering, Has Scholastic done this kind of monkeying around with the facts in their books or "discussion guides" before?"
• "Can such ecosystems be improved through conscious design or is "monkeying" with such systems invariably counterproductive?"