Top Definition
The expanding of the vagina or anus by means of inserting plugs that are gradually larger, or by inserting a plug that can be expanded by a ratchet or a pump.
While inflating that butt plug for dilation the sub came instantly.
by DOMRichard February 08, 2015
2 Words related to dilation

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.

×