The state or quality of being sexy, of possessing the traits of sexual appeal.

plural of sexiness

(especially of a woman) Having sex appeal; attractive. / (of a thing or concept) Intriguing, appealing, likely to excite interest. / (rare) Sexual; relating to or involving sex.

(mathematics) Used to describe prime numbers that differ from each other by six.

(mathematics) Either of a pair of prime numbers that differ by six.

plural of sexy prime

(slang) Time dedicated to sexual activity; by extension, sexual intercourse.

(slang, humorous) Time dedicated to sexual activity; by extension, sexual intercourse.

A tropical shrimp, Thor amboinensis.

(evolutionary theory) The hypothesis, in evolutionary biology, that a female animal's optimal choice among potential mates is a male whose genes will produce male offspring with the best chance of reproductive success, irrespective of the mate's capacity as a caregiver or any other direct benefits he can offer.