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English definition of “rub”

rub

verb [I or T] uk   /rʌb/ (-bb-) us  
B2 to press or be pressed against something with a circular or up-and-down repeated movement: She yawned and rubbed her eyes sleepily. He rubbed (at) the stain on his trousers and made it worse. We rubbed some polish into the surface of the wood. She gently rubbed the ointment in. First rub the baking tray well with butter. [+ obj + adj ] Alice rubbed the blackboard clean for the teacher. Your cat keeps on rubbing itself (up) against my leg. She was rubbing her hands (together) at the thought of winning. The branches rubbed against each other in the wind. The chair legs have rubbed holes in the carpet. My new shoes are rubbing (against/on my toe) and now I've got blisters. These marks will never rub off (= be cleaned off). Alice rubbed the sums off (= cleaned them off) the blackboard for the teacher.

rub

noun [C] uk   /rʌb/ us  
the act of rubbing something: He gave her hair a good rub to dry it.
Idioms
(Definition of rub from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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