- Sex is the gender of an person, female or male. Sex is any function or behavior involved with reproduction.
- An example of sex is female.
- An example of sex is an act to create a baby.
Her sex is female.
- either of the two divisions, male or female, into which persons, animals, or plants are divided, with reference to their reproductive functions
- the character of being male or female; all the attributes by which males and females are distinguished
- anything connected with sexual gratification or reproduction or the urge for these; esp., the attraction of those of one sex for those of the other
- intercourse (sense )
- the genitalia
Origin of sexMiddle English ; from Classical Latin sexus ; from uncertain or unknown; perhaps secare, to cut, divide: see saw
- to arouse sexually
- to give appealing or titillating characteristics to
Origin of sex-; from Classical Latin sex, six
- a. Sexual activity, especially sexual intercourse: hasn't had sex in months.b. The sexual urge or instinct as it manifests itself in behavior: motivated by sex.
- a. Either of the two divisions, designated female and male, by which most organisms are classified on the basis of their reproductive organs and functions: How do you determine the sex of a lobster?b. The fact or condition of existing in these two divisions, especially the collection of characteristics that distinguish female and male: the evolution of sex in plants; a study that takes sex into account. See Usage Note at gender.
- Females or males considered as a group: dormitories that house only one sex.
- One's identity as either female or male.
- The genitals.
transitive verbsexed, sex·ing, sex·es
- To determine the sex of (an organism).
- Slang a. To arouse sexually. Often used with up.b. To increase the appeal or attractiveness of. Often used with up.
Origin of sexMiddle English, from Latin sexus.
Origin of sex-Latin, from sex, six; see s(w)eks in Indo-European roots.
(countable and uncountable, plural sexes)
- (countable) Either of the main divisions into which many organisms can be placed according to their reproductive functions or organs. (In most organisms, the division is into males and females; some organisms have additional sexes.)
- What sex is that hamster?
- The abnormality is found in both sexes.
- Slime molds are sometimes erroneously said to have thirteen sexes.
- (uncountable) The distinguishing property, quality, or assemblage of properties by which organisms are classified as female or male on the basis of their reproductive organs and functions; the set of properties by which male is distinguished from female.
- The effect of the medication is dependent upon age, sex, and other factors.
- The researchers divided the subjects by sex.
- (uncountable) Sexual intercourse; the act of sexual intercourse.
- All you ever think about is sex.
- We had sex in the back seat.
- (euphemistic) Genitalia; a penis or vagina.
- 1759, Laurence Sterne, The Life & Opinions of Tristram Shandy, Gentleman, chapter 1, page 52:
- […] unless it was with his sister-in-law, my father's wife and my mother,—my uncle Toby scarce exchanged three words with the sex in as many years […]
- 1769, William Blackstone, Commentaries on the Laws of England:
- Thus female honor, which is dearer to the sex than their lives, is left by the common law to be the sport of an abandoned calumniator.
- 1807, John Hoole, trans. Ludovico Ariosto, Orlando Furioso, XXVII ll. 1003-4:
- But how can each the boasted treasure own, / When through the sex no two chaste wives are known?
- 1862, Wilkie Collins, No Name
- Even the reptile temperament of Noel Vanstone warmed under the influence of the sex: he had an undeniably appreciative eye for a handsome woman, and Magdalen's grace and beauty were not thrown away on him.
(third-person singular simple present sexes, present participle sexing, simple past and past participle sexed)
- (zoology) To determine the biological sex of an animal.
- It is not easy to sex lizards.
- (colloquial) To have sex with.
- The passionate lovers sexed each other every night.
- OK, so I'm sexin' her, right, and all I can think of is this other girl.
From Middle English sexe, from Old French sexe, from Latin sexus (“gender”). Thought to be connected with Latin seco, secare (“divide, cut”) by the concept of division, or 'half' of the race. Akin to section. Meaning "sexual intercourse" first attested 1929 (in writings of D.H. Lawrence).
- A form of sexa-, meaning six.
Latin sex- (six).