Definitions for unmeaningʌnˈmi nɪŋ
Random House Webster's College Dictionary
not meaning anything; devoid of sense or significance, as words or actions; empty.
expressionless or unintelligent, as the face.
Origin of unmeaning:
Having no meaning or significance
having no meaning or signification; as, unmeaning words
not indicating intelligence or sense; senseless; expressionless; as, an unmeaning face