x

adj

1. Alternative letter-case form of X (“intersex or non-binary (in passports and identification documents)”).

character

1. The twenty-fourth letter of the English alphabet, called ex and written in the Latin script.
2. Forming gender-neutral or otherwise more inclusive versions of words, especially Spanish-derived words by replacing both the masculine -o and feminine -a.

   “alumnx, Chicanx (Xicanx), Filipinx, Latinx, Mx, mxn, Tejanx, womxn”

conj

1. Used between the names of two characters to denote a ship, particularly in anime, manga, and video games.

   “If there is anyone in the audience who can't stand someone pushing a Shinji x Rei thing, I know you want to quit on this fic now.”

   “I'm a fairly big Angel x Buffy fan, though I'm not a particularly big fan of Angel. They just work well together, IMO.”

2. Used in place of and in artist collaborations.

   “Taska Black x DROELOE, Steve Aoki x Lauren Jauregui, etc.”

name

Etymology: Named after its predecessor, the W Window System; X follows W in the Latin alphabet.

1. The X Window System, a windowing system for bitmap displays commonly used in Unix-like systems.

noun

Etymology: From cross, due to the X symbol being a cross saltire.

1. Cross, crossing.

   “Kennington via Charing X”

num

1. An unknown or unspecified number of.

   “David Cameron gives a Commons statement after every EU summit and normally they follow a predictable pattern; he says that he set out with X number of aims, and then he explains he has achieved all X of them (even if he hasn’t). The most interesting comments normally come in the exchanges with MPs.”

   “But chances are that Google will continue to float new ideas before eventually merging the best of them into a single, coherent application, as it did with Hangouts. And then it'll start the process again. In the meantime, Google will spend money developing x number of duplicate apps, and users will have to deal with a confusing mess of applications on their home screens.”

verb

1. Alternative spelling of ex (“to delete; to cross out”).

   “I Xed the ballot for our Congressman last election just because he seemed […]”