roller
n.— «You are going along, going along and then you see these hills which are becoming bigger. All of a sudden, you are in the hills going up and down; in biking parlance they are called rollers.» —“Namibia” by Kerri Finlayson Tour d’Afrique 2008 Apr. 27, 2008. (source: Double-Tongued Dictionary)
Further reading
High school students in Alabama share some favorite slang terms. If someone tells you to touch grass, they’re telling you to get a reality check — but the last thing you’d actually want to touch is dog water! Also, the history of the...
If you’re hanging a framed picture but it’s askew, you might say it’s leaning toward Fishers or leaning toward Sawyers or leaning toward Jesus. All of these phrases probably come from the logging industry. If workers are using a...