Genderblank is a gender identity where the individual cannot explain it. The individual cannot describe it in any way but a blank space that could be confusing. They could also believe their gender is similar to a blank space or all that comes to mind is a blank space. The term is similar to gendervoid and genderqueer. It can also be considered part of the agender spectrum if feels some connection to genderlessness.
History
Genderblank was coined by an unknown person. The first flag was designed by Pride-Flags on DeviantArt, but the designer of the second flag is also unknown.