Home Help Word English Spanish French Russian German Italian Chinese (Trad.) Chinese (Simpl.) Portuguese Arabic Turkish Greek » Definition of " responsibility " in English English Dictionary Results Responsibility The state of being responsible, accountable, or answerable, as for a trust, debt, or obligation. n. Responsibility That for which anyone is responsible or accountable; as, the resonsibilities of power. n. Responsibility Ability to answer in payment; means of paying. n. Irresponsibility Want of, or freedom from, responsibility or accountability. n.