When a womenâs mouth looks like she gives a long, quality, and labor intensive blow job. Similar to those of a pornstar that May look like the girl your talking to.
Bro 1: dude I matched with this hot girl on tinder.
Bro 2: show me a picture of her.
Bro 1: sheâs got a pretty smile.
Bro 2: yeah dude she got one of them blue collar mouths!
Bro 1: yeah you right.