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English definition of “plug”

plug

verb [T]     /plʌɡ/ (present participle plugging, past tense and past participle plugged)
plug a gap/hole mainly UK to solve a problem by supplying something that is needed: The new computer system will help to plug the gap in the county's ability to collect taxes.Giving, providing and supplying
ADVERTISE to talk about a new book, film, etc in public in order to advertise it: He was on TV, plugging his new book.Advertising, marketing and merchandisingRetailing
HOLE to block a holeFilling and completing
(Definition of plug verb from the Cambridge Learner's Dictionary © Cambridge University Press)

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