Wiktionary
go downtown
vb. (context idiomatic slang English) to perform oral sex
Usage examples of "go downtown".
Mueller hadn't been back to see him, and I think Major Fuller must have been scared to go downtown and see Mueller.
We swallowed hard recalling parents' repeated warnings to which we'd never listened Don't ever go downtown by yourselves do you promise?
She wanted to come up and see me, but I said I had to go downtown, so she invited me to drop by her place when I had the time.
Kick me our if you want, and I'll go downtown and drop a hundred bucks for a room or something.
Dave was saying in his deep radio voice, 'it was revealed that even our city's mayor won't go downtown at night right now.
This is after I'm so horny I have to go downtown and hunt for something to steal.