noun

informal
  • A pretentious or insincere person.

    ‘the arty chat of a campus pseudo’
    • ‘‘I told you, we have had an overdose of these pseudos whom you so fondly call secularists.’’
    • ‘Csicop is described as ‘a defensive league ‘of American scientists whose ‘basic aim is to argue that the ‘paranormal’ does not exist, and is an invention of ‘cranks’ and ‘pseudos.’’