Definitionsadult, sex, sexy, pornography, as in X-rated, X-girls, X-appeal, Xciting, seX, seXcetera, X-traordinary, XXX. ' Put the XXX back in Xmas ' ( Good Vibrations ).
2. Affectionate symbol for one or more kisses at the end of a letter or Valentine, the number of Xes equaling the number of kisses. Love and kisses. XXX. According to Tomima Edmark ( Kissing . 1991) this custom: ' originated in the Middle Ages. The illiterate would draw an "X" on the signature line of a contract when they couldn't sign their name and then kiss the contract to show sincerity. Eventually the "X" itself came to signify a kiss.'
QUOTE: Lawrence Paros. The Erotic Tongue (1984): ' In his work on the history of sex, Rabbi Brasch traces the X symbol for a kiss to the sign for two mouths kissing: >-<, going back to the time when illiterates signed legal documents with an X and then kissed the paper to lend it even greater veracity. Before long, the kiss was fully identified with the mark. In the fifties, we validated our affection by a string of Xs at the end of a letter, a stamp posted upside down on the envelope, and SWAHAAK ("sealed with a hug and a kiss") on the back.'
4. Street name for the illegal drug ecstasy.
5. In genetics, the X chromosome.