Possible error by the diminutive of ajipa (plant). [Note: let's clarify that the "AFIP sympathizer" has to be a joke, in Argentina nobody has sympathy for him. ]
Tax collector in Argentina, person who works in the AFIP. which is the Federal Administration of Public Revenue. By extension it is said so to the agiotist or usurer.
AFIPITA In Argentina: relative, belonging or sympathizer of AFIP, the Federal Administration of Public Revenues, autarchic tax collection agency