Noah Webster's New International Dictionary of the English Language

1. (v.) To prove or show to be just; to vindicate; to maintain or defend as conformable to law, right, justice, propriety, or duty.

2. (v.) To pronounce free from guilt or blame; to declare or prove to have done that which is just, right, proper, etc.; to absolve; to exonerate; to clear.

3. (v.) To treat as if righteous and just; to pardon; to exculpate; to absolve.

4. (v.) To prove; to ratify; to confirm.

5. (v.) To make even or true, as lines of type, by proper spacing; to adjust, as type. See Justification, 4.

6. (v. i.) To form an even surface or true line with something else; to fit exactly.

7. (v. i.) To take oath to the ownership of property sufficient to qualify one's self as bail or surety.