Noun: speed bump
- A hindrance to speeding created by a crosswise ridge in the surface of a roadway
"The new speed bumps in the neighbourhood effectively slowed down traffic";
- judder bar [NZ], speed hump [Brit], sleeping policeman [Brit, informal]
Derived forms: speed bumps
Type of: encumbrance, hinderance [rare], hindrance, hitch, incumbrance, preventative, preventive
Encyclopedia: Speed bump