1 definition by Sp0on

Top Definition
The marriage between a young woman and older man.
Anna Nichole Smith. Her marriage was an example of alphamegamia.
by Sp0on April 03, 2005

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.

×