1curb 
/ˈkɚb/ noun
plural curbs /ˈkɚb/ noun [count] 1 US curb or Brit kerb : a short border along the edge of a street that is usually made of stone or concrete
▪ We sat on the curb eating our ice cream. — see picture at street 2 : something that controls or limits something else — usually plural ▪ Many companies are protesting the new price/trade curbs. [=(more commonly) checks, restrictions] — often + on ▪ government policies that are designed to put a curb on spending [=to limit/reduce spending]
▪ We sat on the curb eating our ice cream. — see picture at street
