traffic calming 
noun [mass noun]
The deliberate slowing of traffic in residential areas, by building road humps or other obstructions: [as modifier]: traffic calming measures...
- Residents are campaigning for traffic calming measures on a road where a four-year-old boy was killed.
- He called for the dangerous stretch of road to become a slow speed zone or for traffic calming measures to be introduced there.
- Illuminated signs and traffic calming measures have been used effectively in other areas of the country for many years.
Origin
1980s: translation of German Verkehrsberuhigung.
- tropic
- -tropic
- tropic acid
- tropical
- tropical cyclone
- tropical depression
- tropical forest
- tropical fruit
- Tropicalia
- tropicalise
- tropical island
- tropicalism
- tropicalismo
- tropicalist
- tropicalista
- tropicality
- tropicalize
- tropically
- tropical medicine
- tropical month
- tropical rain
- tropical rainforest
- tropical sprue
- tropical storm
- tropicamide