= advertisement We put an ad in the local paper. an ad for a new chocolate bar Synonymsadvertisementpublicity ad commercial promotion trailerThese are all words for a notice, picture or film/movie telling people about a product, job or service.advertisement a notice, picture or film/movie telling people about a product, job or service; an example of something that shows its good qualities; the act of advertising something and making it public:Put an advertisement in the local paper to sell your car. Dirty streets are no advertisement for a prosperous society.publicity [U] the business of attracting the attention of the public to somebody/something such as a company, book, film/movie, film/movie star or product; the things that are done to attract attention:She works in publicity. There has been a lot of advance publicity for her new film.ad, advert (informal) a notice, picture or film/movie telling people about a product, job or service:We put an ad in the local paper. an ad for a new chocolate barcommercial an advertisement on television or on the radio.promotion a set of advertisements for a particular product or service; activities done in order to increase the sales of a product or service:a special promotion of local products She works in sales and promotion.trailer (especially British English) a series of short scenes from a film/movie or television programme, shown in advance to advertise it.Patterns (a/an) advertisement/publicity/ad/commercial/promotion/trailer for something a TV/television/radio/cinema advertisement/ad/commercial/promotion to run/show a(n) advertisement/ad/commercial/trailer see also banner ad See related entries: Marketing Word Origin mid 19th cent.: abbreviation.Extra examples A lot of claims are made in the ad. She took out a full-page ad in a women’s magazine. TV ads for cars The ad appeared on all major channels. They put classified ads in local papers. You can put your own small ads in local papers. He was scanning the classified ads. They’ve produced an ad for a new chocolate bar.