cab-short for caballaerial, for Steve Caballero, who invented the trick, and also the best skate shoe ever, the Half-Cab by Vans. The trick is a fakie (skateboarding) or switch (snowboarding) often started with a 180-nosepress followed by the cab trick.
A cab is a switch frontside 360.
A half-cab is a switch frontside 180.
is it late october yet?