(automotive) A roll bar behind the headrest of a seat in a vehicle.

plural of roll hoop

(idiomatic, humorous, rare) Let's go, get a move on.

plural of Rolex

(US, slang) To emit sooty exhaust fumes from a modified (diesel) engine (fad among rural American truck drivers).

(theater) A breeches role.

(theater) A breeches role.

(theater) A role in a theatrical production in which an actress appears in male clothing.

(computing, databases) based on a special given role to access a content; used usually in cloud computing, databases, or other complex systems.

plural of A roll