tar
Longman Dictionary of Contemporary English 5++LDOCE 5++tar1 /tɑː $ tɑːr/ noun [uncountable] 1. TTRTBa black substance, thick and sticky when hot but hard when cold, used especially for making road surfaces 柏油，沥青 → coal tar2 DFTa sticky substance that forms when tobacco burns, and that gets into the lungs of people who smoke 〔烟草的〕焦油 high tar cigarettes 高焦香烟
Examples from the Corpus
tar• Rating cigarettes by tar and nicotine content, much as gasoline is rated by octane levels.• A naked man covered in tar and soot slithered by in pursuit of three young, giggling girls.• The amount of tar in cigarettes is also important but less so than the number smoked or duration of smoking.• The clean smell of pine tar rose in the air, and Sam began counting rings.• His facial scars radiating ridges pigmented with tar or carbon pictured some many-legged mutant spider.tar2 verb (tarred, tarring) [transitive] 1 TBTTRto cover a surface with tar 用沥青覆盖〔表面〕 a tarred roof 涂过沥青的屋顶2 be/get tarred with the same brush BLAMEif someone is tarred with the same brush as someone else, people think they have the same faults or have committed the same crimes, even if they have not 被认为有同样缺点，被看成一路货色 You’ve made it very clear that you think I’m tarred with the same brush as William. 你已经十分明确地表示，你认为我和威廉是一丘之貉。3. tar and feather to cover someone in tar and feathers as a cruel unofficial punishment 给〔某人〕涂柏油粘羽毛〔一种残酷的私刑〕→ See Verb tableExamples from the Corpus
tar• This is not an attempt to tar all forms of Centralism with the same brush.• Kleider has been tarred by recent business scandals.• Suspected abolitionists were tarred, feathered, and run out of town; antislavery literature was burned.• Candles and tarred kindling, and spices, Carrie thought, wrinkling her nose.• Ralph even tarred the roof gutters and fixed a leak by the chimney.• But he was tarred with Estabrook's guilt.• I was tarred with the same brush, to a certain extent.Origin tar1 Old English teorusubstance, a Corpus when sticky thick and black
tar
tar1 /tɑː $ tɑːr/ 
noun [uncountable]
2. a sticky substance that forms when tobacco burns, and that gets into the lungs of people who smoke:
high tar cigarettes
tar2 verb (past tense and past participle tarred, present participle tarring) [transitive]
1. to cover a surface with tar:
a tarred roof
2. be/get tarred with the same brush if someone is tarred with the same brush as someone else, people think they have the same faults or have committed the same crimes, even if they have not:
You’ve made it very clear that you think I’m tarred with the same brush as William.
3. tar and feather to cover someone in tar and feathers as a cruel unofficial punishment
| I |
noun [uncountable] Language: Old English
Origin: teoru
1. a black substance, thick and sticky when hot but hard when cold, used especially for making road surfaces ⇨ coal tarOrigin: teoru
2. a sticky substance that forms when tobacco burns, and that gets into the lungs of people who smoke:
| II |
verb (past tense and past participle tarred, present participle tarring) [transitive]1. to cover a surface with tar:
2. be/get tarred with the same brush if someone is tarred with the same brush as someone else, people think they have the same faults or have committed the same crimes, even if they have not:
3. tar and feather to cover someone in tar and feathers as a cruel unofficial punishment
