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English definition of “tar”

tar

noun [U] uk   /tɑːr/ us    /tɑːr/
a black substance, sticky when hot, used especially for making roadsRoad surfaces and featuresBuilding materials one of the poisonous substances found in tobacco: a low tar cigaretteTobacco and smoking

tar

verb [T] uk   /tɑːr/ us    /tɑːr/ (-rr-)
to put tar on a surfaceRoad surfaces and features
(Definition of tar from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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