Top Definition
The things that overflow from one's brain, written, spoken, or otherwise, without regard for structure.
I have a blog to hold my public mindspillage.

This is some random mindspillage for you to look at.
by Kat August 11, 2004
thinking aloud and not noticing
Mortimer's mindspillage caused him the deluge his true desires for Samantha while flirting with Jenny.
by sarterus November 15, 2014
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