it's no use

it's no use

1. (colloquial, usually with a following present participle or infinitive expression) Used to indicate that the specified action cannot succeed or offers no advantage if successful

   It's no use trying to push the car out of the ditch; the axle is broken.

   It's no use to ask him; he doesn't really know.

• there's no use
• no use
• what's the use