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Noun: sleeping policeman (sleeping policemen)
Usage: Brit (N. Amer: speed bump)
  1. A hindrance to speeding created by a crosswise ridge in the surface of a roadway
    - speed bump, judder bar [NZ], speed hump [Brit]

Derived forms: sleeping policemen

Type of: encumbrance, hinderance, hindrance, hitch, incumbrance, interference, preventative, preventive

Encyclopedia: Sleeping policeman