A surname referring a person's affinity for intercourse.
"Hells yeah, she likes to go fast."
"Is she up for a good time?"
"That's Sarah Go Fast! Of course she is!"
Bartender: Dude dont be Go fast
2) Guy: Motorcycles are dangerous
Manly guy: Dude dont be Go fast
3) Hot chick: Kiss me, guy
Guy: I think we should take iut slow
Random bystander: Dude dont be Go fast