go down on

US /ɡoʊ daʊn ɑn/

UK /ɡoʊ daʊn ɑn/

1.

to perform oral sex on someone

:

•

He asked her to go down on him.

•

They decided to go down on each other.

:

fellatiate cunnilingus

:

go down go down with go down a bomb go down the tubes go down in the world go down swinging down