x

adj. unknown, having an unknown value (Mathematics)

n. 24th letter of the alphabet

n. unknown, variable (Mathematics); multiplication sign (Mathematics); number 10 in Roman numerals; anybody

v. erase, nix, cross out with an X

X is the twenty-fourth letter in the modern Latin alphabet. Its name in English is spelled ex , plural exes.
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AmiExpress - also known as /X - by Synthetic Technologies was a popular BBS software application for the Commodore Amiga line of computers. AmiExpress was extremely popular among the warez scene for trading (exchanging) software.AmiExpress was created and updated between 1992 and 1995. Originally written by Michael Thomas and later sold to Joseph Hodge of Lightspeed Technologies.A Usenet post (by /X author Joseph Hodge) later stated that both programming on /X and the developer company (LightSpeed Technologies Inc.) were to be dissolved, with plans for a new bulletin board system - Millennium BBS. This never surfaced.
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Noun
1. the cardinal number that is the sum of nine and one; the base of the decimal system
(synonym) ten, 10, tenner, decade
(hypernym) large integer
2. the 24th letter of the Roman alphabet
(hypernym) letter, letter of the alphabet, alphabetic character
(member-holonym) Roman alphabet, Latin alphabet
3. street names for methylenedioxymethamphetamine
(synonym) Adam, ecstasy, XTC, go, disco biscuit, cristal, hug drug
(hypernym) methylenedioxymethamphetamine, MDMA

Adjective
1. being one more than nine
(synonym) ten, 10
(similar) cardinal

n. x, 24th letter of the alphabet

n. x, 24th letter of the alphabet