Top Definition
Being against throwing oneself out a window.

Originates from autodefenestration, meaning "throwing oneself out a window", which originates from defenestrate, meaning "to throw out a window".
Pardon my antiautodefenestrationism, but my students must exit through the door.
by AbnormalBoy August 29, 2004
2 Words related to antiautodefenestrationism

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