noun

1. either of the two divisions, male or female, into which persons, animals, or plants are divided, with reference to their reproductive functions
2. the character of being male or female; all the attributes by which males and females are distinguished
3. 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
4. intercourse (sense )
5. the genitalia

Etymology: ME < L sexus < ? secare, to cut, divide: see saw

adjective

transitive verb