taxationn.[F. taxation, L. taxatio a valuing, estimation, from L. taxare. See Tax.]1. 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. (Law) The act of taxing, or assessing a bill of cost.()3. Tax; sum imposed.(Daniel.)4. Charge; accusation.(Shak.)