1 definition by MeowMeoow

1. The state of having a false opinion or belief.

2. Used to describe someone attached, possibly obbsessed, with an idea which is either false, or has changed. Synonymous to "living in the past."
Shannon really thinks she could get him back even though its clear there is no way of that EVER happening?!... She's delusional.
by MeowMeoow October 9, 2010
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