dragon's teeth

Noun

 * 1)  Square-pyramidal fortifications of reinforced concrete to impede the movement of tanks and mechanised infantry.
 * 2)  A series of triangular road surface markings painted on each side of a traffic lane, used for traffic calming or to alert drivers to a speed limit.
 * , a plant in the legume family.
 * 1)  A series of triangular road surface markings painted on each side of a traffic lane, used for traffic calming or to alert drivers to a speed limit.
 * , a plant in the legume family.
 * , a plant in the legume family.
 * , a plant in the legume family.
 * , a plant in the legume family.

Translations

 * German: Drachenzähne
 * Polish: zęby smoka