What does foe mean?
A foe is an enemy — a person, group, or even an abstract force that opposes, threatens, or works against another. Historically applied to adversaries in war and personal conflict, the word extends naturally to metaphorical opponents: a politician may call poverty a foe, or a scientist may describe disease as humanity's oldest foe. "Foe" sits at the formal, literary end of the vocabulary of opposition; alongside plainer words like "enemy" or "opponent," it lends speeches, headlines, and poetry a tone of gravity and high stakes. Familiar pairings such as "sworn foe," "mortal foe," and the phrase "friend or foe" — used for centuries to distinguish allies from hostiles — show how deeply embedded the word remains in English. Descended from Old English through a Germanic root shared with the word "feud," it carries more than a millennium of history. For anyone writing about rivalry, conflict, or struggle, "foe" offers concision, dignity, and rhetorical force.
nounAn enemy or opponent; a person or thing that opposes, harms, or acts against someone.
- An enemy or adversary — a person who opposes or seeks to harm another.
- A collective or abstract enemy, such as a rival nation, army, or force (e.g., disease, poverty) treated as an opposing power.
"He had faced many rivals, but corruption was his truest foe."
"The general studied the movements of his foe before dawn."
"Ignorance has long been the great foe of progress."
"Foes" is the regular plural and is fully standard; it appears frequently in phrases such as "sworn foes" and "old foes."
"The two old foes met again across the negotiating table."
"Foe" descends from an Old English word so ancient that its Germanic cousins gave us the very word "feud" — enemies have been linguistically linked to blood vendettas for over a thousand years.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of foe
"Foe" derives from the Old English "gefēa," meaning enemy, rooted in the adjective "fāh," meaning hostile or at enmity. It shares an ancient Germanic root with the word "feud" in its original sense of a blood vendetta between families, making the connection between enmity and lasting strife very old indeed. Unlike many English words, "foe" comes directly from Germanic sources rather than through Latin or French, and it has remained in continuous use since the earliest records of the language. Its modern spelling and pronunciation settled in the early modern period.
How foe is actually used
"Foe" carries a formal, literary, and slightly old-fashioned tone compared with "enemy"; it is common in political rhetoric, historical writing, and poetry, where it lends gravitas. In everyday casual speech, "enemy" or "opponent" predominates. The plural "foes" is standard.
Easily confused with foe
"Foe" means an enemy, while "faux" (pronounced the same) is an adjective meaning artificial or imitation.