Top Definition
Best Friends In Love

A relationship between cute little southern girls.
Man, those girls are BFIL.
by Hilliary January 17, 2006
1 more definition
Noun. Short for Best Friend in-law. Pronounced biffle. The spouse of your best friend or your spouse's best friend.
Congrats for marrying my best friend; you will make an excellent BFIL.
by Kit17 April 03, 2014

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.

×