Top Definition
The act of masturbating while lying flat on your back, and being too lazy to get up to jizz or even use a sock to sop it up. You knowingly jizz all over yourself and go back to sleep.
"I was so hungover from operation blackout last night I just lazy volcanoed and passed right back out."
by RapeFactory420 July 10, 2009
7 Words related to Lazy Volcano

Free Daily Email

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

Emails are sent from We'll never spam you.