As Hell Yeah, but less American.
Person A: You going to to the Biffy Clyro gig?
Person B: Hell yes!
A train service that stops at all stations (shacks) along it's route.
This train stops at Crawley and Horsham, then it's all shacks to Bognor Regis.
We could get the 10:00 all shacks to Manchester, or wait for the 10:15 fast.