Noun. The expression on the face of someone taking it in the ass.
Yeah baby, show me your illingworth.
by anon April 10, 2005
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Verb. To display a camp look of complete stupefied blankness in response to a concept, event or word.
I asked him where his metatarsals were and he just illingworthed.
by Phish April 7, 2005
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Facial expression most commonly seen on the face of someone having a poo.
I love you honey, but you'll never see my illingworth.
by Phish April 11, 2005
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A word often substituted for 'dipshit'.
Ah man why would you do that? You are such an illingworth!
by omnomnom123 April 23, 2009
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