(a.) Beyond the limits of concealment, confinement, privacy, constraint, etc., actual of figurative; hence, not in concealment, constraint, etc., in, or into, a state of freedom, openness, disclosure, publicity, etc.; as, the sun shines out; he laughed out, to be out at the elbows; the secret has leaked out, or is out; the disease broke out on his face; the book is out.
Meaning of OUT in English
Webster's English dictionary. Английский словарь Webster. 2012