This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

adj. Lacking a definition or value

adj. That does not have a meaning and is thus not assigned an interpretation

Not defined or explained; not described by definition or explanation.

Not having limits distinctly marked or seen; not definitely limited; indefinite.

adj. not precisely limited, determined, or distinguished

"In a 224-page quarterly report to Congress, Neil Barofsky, the Special Inspector General of the Troubled Asset Relief Program (undefined, undefined%), acknowledged that TARP had stabilized the financial system."

undefinable    indefinable   

defined   

affined    aligned    assigned    behind    bind    blind    combined    confined    consigned    declined   

indefinable    indefinite    intangible    vague    indescribable    inexplicable    indistinct    overpower    undefinable    nameless