1 definition by MolesteDieKakDuif

When you have no idea what someone is trying to say, or when you are clueless about a subject.
Person A : 'My new computer chipset is compatible....'
Person B : 'What, Perd!'

or

Teacher :' The nucleus of the particle of the proton...'
Student :' Hahaha, i know this one, perd!!'
by MolesteDieKakDuif April 28, 2006
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