adjective

useless

useless, futile, ineffectual

This old phone is useless.

This old phone is useless.

It's useless to argue with him.

It's useless to argue with him.

((sth.)) is useless (sth.) is not useful This old phone is useless.

It is useless ((to-inf)) It is futile to do (sth.) It's useless to argue with him.

Synonyms: worthless, ineffective; Antonyms: useful, helpful

From 'use' + '-less' (meaning 'without'). So, 'without use'.

Think of an object that you can't 'use' because it's broken; it has become 'use-less'.

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