The most common term used to refer to the gray area is "gray-A". Other terms that have been used for the gray area include "hyposexual", "demisexual", "semisexual", "low sexual intensity", "asexual-ish" and "sexual-ish".
A "grey-ace" or people who identify as gray-A can include, but are not limited to those who:
1) do not normally experience sexual attraction, but do experience it sometimes,

2) experience sexual attraction, but a low sex drive,

3) experience sexual attraction and drive, but not strongly enough to want to act on them,

4) people who can enjoy and desire sex, but only under very limited and specific circumstances
It is also sometimes mistaken as a medical dysfunction HSDD.

A term used to reference cannabis/marijuana/weed.

Someone who identifies as asexual, but occasionally experiences sexual attraction. Similar to demisexual.

Someone with a normal sexuality and a low sex drive who wants oppression points by claiming to be asexual.