Gerisexual
Gerisexual jerry-sex-shoo-al Noun. Adj. (1) A straight female who is attracted to Geri Halliwell in the physical sense. (2) A gay male who is attracted to Geri Halliwell in the physical sense. (3) Any action by Geri Halliwell that can be interpreted as a turn on.
(1) Look at the way she's looking at Geri. She's such a Gerisexual. (2) Did you hear Geri's voice in the beginning of that song? Ahh! So Gerisexual.
Gerisexual
when a young adult (typically in their 20s or 30s) dyes their hair gray and ends up looking geriatric. The usage of the word is similar to lumber-sexual.
That girl on the metro with gray hair looks gerisexual.