Definition of Publicanism in US English:

Publicanism

noun

  • The fact or occupation of being a publican or tax-gatherer; frequently in allusion to Luke 18:10–11, and contrasted with Pharisaism. In later use also (in form publicanism): the fact or occupation of being a publican or licensee.

Origin

Early 17th century; earliest use found in William Sclater. From publican + -ism.