cusper

plural cuspers

1. A person considered to have been born on a cusp between significant generations.

   Millennial cusper

   2 more examples

   When the younger of their two overlapping generations feels like it's not being heard, a Cusper can provide a voice.

   2004, Linda A Panszczyk, HR How-To—Intergenerational Issues

   Cuspers are natural translators because they often speak the language of two generations. Sometimes we even call them generationally bilingual!

   2017, Hannah L. Ubl, Lisa X. Walden, Debra Arbit, Managing Millennials For Dummies, John Wiley & Sons, →ISBN, page 266

2. astrologyA person born on a day at a junction of star signs.

   And if you were borm on those tricky days which fall between two signs — like 23 December, or 21 May — then you are called a ‘cusper’, a person born on the cusp of two signs, and said to partake a little bit of both.

   1989, Liz Greene, Astrology for Lovers, Red Wheel Weiser, →ISBN