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Arr vs Undefined - What's the difference?

arr | undefined |

As a noun arr

is scar (a permanent mark on the skin sometimes caused by the healing of a wound).

As an adjective undefined is

lacking a definition or value.

arr

English

Etymology 1

Noun

    • Etymology 2

    Possibly from aye.

    Alternative forms

    * ar

    Interjection

    (en interjection)
  • (UK, West Country, West Midlands) Yes
  • * 2004 , Peter Walsh, How to Organize (Just About) Everything
    • Arr , matey! Tis a dangerous life, the sea — full of giant beasts, raging storms and wayward ships bobbing around like steel icebergs.
  • * 2007 , Howard A Norman, Devotion
    • He did an imitation of a pirate: "Arr , Arr, Arr, me buckos."
  • * 2008 , Gwen Lepkowski, Cross-Country Treasure Hunt (and the Mystery That Followed)?
    • Suddenly a pirate voice said, "Arr , Arr, Arr. Are you looking for me gold?" Josh looked startled and Will began to laugh.

    Particle

    (-)
  • (UK, West Country, West Midlands) Yes
    • Derived terms
    * oo arr

    Synonyms

    * (yes) ay, aye, ya, yea, yeah, yep, yes, see also * (pirate) yarr ----

    undefined

    English

    Adjective

    (wikipedia undefined) (-)
  • Lacking a definition or value.
  • (mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
    • The result of division by zero is undefined .

    Antonyms

    * defined