whoop
n.β Β«Much of the trail has developed a βcuppedβ condition, with a large berm of soil having built up on the outside edge of the trail. In places, the cupping is quite deep, and the undulations in the trail (known as βwhoopsβ in motorcycle parlance) are growing.Β» ββVolunteers Work Howard’s Trail” by Chris Leman SunValleyOnline.com June 19, 2007. (source: Double-Tongued Dictionary)