Top definition
The slash (same sex) pairing of Hayley Williams of Paramore and Greta Salpeter of The Hush Sound.

Fictions of such can be found in the bandslash communities on Livejournal.
Person: I just read the BEST Ryden slash fic the other day.
Person 2: Well, I read an amazing Greyley slash fic.
by SashaSynthetic August 21, 2008
Get the mug
Get a Greyley mug for your boyfriend Callisto.