could — English Dictionary

Verb

1. conditional of can Used as a past subjunctive (contrary to fact).

   Examples

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   "If I'd had a paddle I could've spun by that dashed root," Meekins said, feeling some apology due for the mishap. "When I first climbed out of that fool creek I thought my arm had got twisted off, but I guess it ain't."

   I think he could do it if he really wanted to.

   I wish I could fly!

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   I'd have thought you could have done the dishes, at least.

2. conditional of can Used to politely ask for permission to do something.

   Examples

   Could I borrow your coat?

3. conditional of can Used to politely ask for someone else to do something.

   Examples

   Could you proofread this email?

   I wonder, you couldn't loan me the money, could you?

4. conditional of can Used to show the possibility that something might happen.

   Examples

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   Even without hovering drones, a lurking assassin, a thumping score and a denouement, the real-life story of Edward Snowden, a rogue spy on the run, could be straight out of the cinema. But, as with Hollywood, the subplots and exotic locations may distract from the real message: America’s discomfort and its foes’ glee.

   We could rearrange the time if you like.

5. conditional of can Used to suggest something.

   Examples

   You could try adding more salt to the soup.

Noun

1. Something that could happen, or could be the case, under different circumstances; a potentiality.

   Examples

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   When the golf ball is there, the whole self-interference package — the hopes, worries, and fears; the thoughts on how-to and how-not-to; the woulds, the coulds, and the shoulds — is there too.

   Shushona you must learn to rightfully prioritize all the woulds, shoulds and coulds of your life.