1 definition by Hugh Mannity

To uninstall Windows from one's computer and install a functional OS such as Linux.

(The original, classical definition of this term is "to throw something through a window". )
"I'm so sick of my laptop running so slowly, I'm going to defenestrate it and install Ubuntu!"
by Hugh Mannity October 27, 2009

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.