Top Definition
Tiny, foam-like distortions of space-time at the level of the Planck length. If we could peer into the fabric of space time at the Planck length, we would see tiny bubbles and wormholes, with a foam-like appearance.
Our universe may have been born out of a sea of quantum foam.
by OneBadAsp October 20, 2006

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.