sexe

/sɛks/
2.
nounmasculine

genitals; sex organs

Il s'est blessé au sexe en faisant du sport.

He injured his genitals while playing sports.

1.
nounmasculine

sex (biological category: male/female)

gender (in everyday usage, though 'genre' is preferred for social/cultural meaning)

Quel est le sexe de l'enfant ?

What is the child's sex?

3.
nounmasculine

sexual intercourse; having sex

Ils ont eu du sexe hier soir.

They had sex last night.