heroic (Adjective) — Showing extreme courage; especially of actions courageously undertaken in desperation as a last resort. ex. "they took heroic measures to save his life"
heroic (Adjective) — Having or displaying qualities appropriate for heroes. ex. "heroic explorers" ex. "the heroic attack on the beaches of Normandy"
heroic (Adjective) — Very imposing or impressive; surpassing the ordinary (especially in size or scale). ex. "of heroic proportions" ex. "heroic sculpture"
heroic (Adjective) — Relating to or characteristic of heroes of antiquity. ex. "heroic legends" ex. "the heroic age"
heroic (Adjective) — Of behaviour that is impressive and ambitious in scale or scope. ex. "heroic undertakings"
heroic (Noun) — A verse form suited to the treatment of heroic or elevated themes; dactylic hexameter or iambic pentameter.