1. (n.) The act of laying a tax, or of imposing taxes, as on the subjects of a state, by government, or on the members of a corporation or company, by the proper authority; the raising of revenue; also, a system of raising revenue.

2. (n.) The act of taxing, or assessing a bill of cost.

3. (n.) Tax; sum imposed.

4. (n.) Charge; accusation.