Meaning of the word "go down on" in English

What does "go down on" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

go down on

US /ɡoʊ daʊn ɑn/
UK /ɡəʊ daʊn ɒn/
"go down on" picture

Phrasal Verb

to perform oral sex on someone

Example:
He asked her to go down on him.
They decided to go down on each other.