Going Down (Slang): Meaning, Oral Sex, Usage, and Consent
Going down is informal slang for performing oral sex on someone, although the phrase also has several common nonsexual meanings.
Oral Sex: Meaning, Types, Pleasure, Consent, and Safer Practices
Oral sex is sexual stimulation of the genitals or anus using the mouth, lips, or tongue and includes cunnilingus, fellatio, and anilingus.
Cunnilingus: Meaning, Oral-Vulvar Stimulation, Pleasure, and Safety
Cunnilingus is oral stimulation of the vulva, especially the clitoris, using the lips, tongue, or mouth for sexual pleasure.