Someone who is born between Gen X and Millennials and often identifies with both or neither generation. Loosely defined as those born between 1978 and 1982.
by Bz3rk July 14, 2016

by MotoRooster October 12, 2007

When I go to visit my friend in California this summer, he promises to take me to the beach to check out all the BETWEENIES!
by West Wind Dancer March 01, 2010

by Maxurethra March 25, 2010

"What with this hot weather we've been having, my in betweeny gets terrible sweaty, but it really isn't on to do so in public, so one must simply suffer on..."
by Chimpitic July 12, 2006

1st guy: hey did you hear that Bob is an in-betweenie?
2nd guy: WHAT!?!?! im soooo going to be half racist to him.
1st guy: aren't you an in-betweenie?
2nd guy: maybe... *cries*
2nd guy: WHAT!?!?! im soooo going to be half racist to him.
1st guy: aren't you an in-betweenie?
2nd guy: maybe... *cries*
by the king of egypt December 07, 2010

by Katey456 December 29, 2009
