Can is usually used in standard spoken English when asking for permission. It is acceptable in most forms of written English, although in very formal writing, such as official instructions, may …

The use of can to ask or grant permission has been common since the 19th century and is well established, although some feel may is more appropriate in formal contexts. May is relatively …

Oct 31, 2025 · can (third-person singular simple present can, present participle (by suppletion) able, simple past could, past participle (obsolete) couth) (auxiliary verb, defective) To know …

To describe a specific occurrence in the past, use was/were able to instead of could.

Define can. can synonyms, can pronunciation, can translation, English dictionary definition of can. to be able to, have the power or skill to: I can take a bus to the airport.

You use can to indicate that someone has the ability or opportunity to do something. Don't worry yourself about me, I can take care of myself. I can't give you details because I don't actually …

used to say that it is possible for somebody/something to do something, or for something to happen. I can run fast. Can you call back tomorrow? He couldn't answer the question. The …