If you describe a person or their actions as heroic, you admire them because they show extreme bravery.

If you describe an action or event as heroic, you admire it because it involves great effort or determination to succeed.

Heroic means being or relating to the hero of a story.

Heroics are actions involving bravery, courage, or determination.

If you describe someone's actions or plans as heroics, you think that they are foolish or dangerous because they are too difficult or brave for the situation in which they occur.