To bring forward with positiveness; to declare; to affirm; to assert; as, to allege a fact.
- To assert to be true; affirm: alleging his innocence of the charge.
- To assert without or before proof: The indictment alleges that the commissioner took bribes.
- To state (a plea or excuse, for example) in support or denial of a claim or accusation: The defendant alleges temporary insanity.
- Archaic To bring forward as an authority.