by twinnyyyy January 13, 2008
you my brother from another mother, you're my twinny.
by twinnnnnyyyy September 20, 2010
by alfonzobonzo March 21, 2010
An fantasmagoracle, amazingly beautiful twinny who you get along very well with and you constantly try and be better than BFFS (usually boy and girl)
by sparkle.dude June 22, 2012