Available Definitions:
1) v. t. - To clothe with authority, warrant, or legal power; to give a right to act; to empower; as, to authorize commissioners to settle a boundary.
2) v. t. - To make legal; to give legal sanction to; to legalize; as, to authorize a marriage.
3) v. t. - To establish by authority, as by usage or public opinion; to sanction; as, idioms authorized by usage.
4) v. t. - To sanction or confirm by the authority of some one; to warrant; as, to authorize a report.
5) v. t. - To justify; to furnish a ground for.