What is the meaning of Taxer?

One who taxes.

One of two officers chosen yearly to regulate the assize of bread, and to see the true gauge of weights and measures is observed.

to tax, to impose a tax on

to accuse someone of something

to call someone something

first-person singular present passive subjunctive of taxō

to tax, to impose a tax on

to shut up (be quiet)

Source: wiktionary.org