Unaccountable
/ˌʌnəˈkaʊntəbl/
Synonyms
- irresponsible
- unexplained
- indefensible
- unexplainable
Slang Meanings
Off the hook
He's totally off the hook for any consequences; he's unaccountable.
No strings attached
That deal was no strings attached, so it's pretty unaccountable.