cook up

1. (transitive)To prepare (food or chemical substances) by cooking or heating.

   Let me cook up some eggs and bacon before you go.

   To cook up a batch of biodiesel, scientists stir together methanol and vegetable fat.

2. (figuratively, transitive)To manufacture; to invent (something, often a deceit or falsehood); to counterfeit (something).

   The financiers cooked up an instrument called a collateralized debt obligation.

   He really cooked up a good one this time, something about an airline disaster.

3. (slang)To prepare (heroin, opium, crack, or meth) by heating or otherwise manufacturing.

4. (slang)To manufacture a significant amount of illegal drugs (LSD, methamphetamine, etc.).

5. Used other than figuratively or idiomatically: see cook, up.

1. He cooked up a good excuse for not going to the party.

   deEr erfand eine gute Ausrede, warum er nicht zur Party kommt. — xtofu80

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2. Cooking takes up too much time.

   ruПриготовление пищи отнимает слишком много времени. — Hellerick

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3. There's something cooking up.

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4. Something is cooking up.

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5. How's about cooking something up with me?

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irregular

• cook upскладати, компенсуватиTo prepare (food or chemical substances) by cooking or heating.
• cook offTo eliminate by cooking.
• cook outTo cook a group meal outside as a family, workplace or other social unit.
• cook backTo recook a drug (especially crack cocaine) in an aqueous solution (water) in order to isolate and concentrate the active ingredients, thereby increasing its potency.
• cook throughTo cook completely, to cook to the core.