Foe/fəʊ/ Definition 1 of 2Pro Tip 1/3Conflict Use Use 'foe' to describe someone in opposition, often in war or competitions. The chess grandmaster faced his greatest foe. Pro Tip 2/3Historical Narratives 'Foe' is common in historical or fantasy contexts like stories about knights. In tales of old, heroes would vanquish their foes. Pro Tip 3/3Figurative Speech 'Foe' can represent abstract concepts in poetry or literature. Fear is often the greatest foe of progress.