modal verb

could

could

When I was young, I could run fast.

When I was young, I could run fast.

Could you please pass the salt?

Could you please pass the salt?

It could rain later today.

It could rain later today.

((sb./sth.)) could ((verb)) past ability I could swim when I was five.

Could ((sb.)) ((verb))? polite request Could you help me?

((sb./sth.)) could ((verb)) possibility It could be true.

Synonyms: might, may; Antonyms: couldn't

From Old English 'cuðe,' past tense of 'cunnan' (to be able). The 'l' was added in the 15th-16th centuries by analogy with 'would' and 'should'.

Think of 'could' as the past tense of 'can', but also as a softer, more polite, or more uncertain version of 'can'.

This page is designed for learning support. Please use it as a learning reference, not as a formal reference.