Word.ws English Dictionary

Armco

Armco noun: a type of metal roadside safety barrier.

Noun

Armco (uncountable)

  1. (genericized trademark) A type of metal roadside safety barrier.
    • The car skidded off the road and crashed into the Armco.

Origin of Armco

From the initials of the name of steel manufacturer The American Rolling Mill Company (now AK Steel Holding Corporation).

Questions about Armco

What does Armco mean?
Armco means a type of metal roadside safety barrier.
What part of speech is Armco?
Armco is a noun.

Words near Armco in the dictionary

  1. armchair traveller
  2. armchair travellers
  3. armchaired
  4. armchairing
  5. armchairs
  6. Armco
  7. ARMD
  8. armd.
  9. arme
  10. armed
  11. armed and dangerous

Source and license

Adapted from Wiktionary: Armco (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “Armco.” Word.ws, https://word.ws/armco. Based on Wiktionary, CC BY-SA 4.0.