1. having no useful result; pointless or useless

Examples

• It’s futile to argue with someone who won’t listen.
• The rescue team made a futile attempt to reach the stranded climbers.
• She realized her efforts to change his mind were futile.
• The old computer was futile for running modern software.
• His futile search for the lost keys lasted all morning.
• The negotiations proved futile, and talks broke down.
• It would be futile to plant flowers in this rocky soil.