(~s)
1.
An ~ is an announcement in a newspaper, on television, or on a poster about something such as a product, event, or job. (WRITTEN)
Miss Parrish recently placed an ~ in the local newspaper.
= advert, ad
N-COUNT: oft N for n
2.
If you say that an example of something is an ~ for that thing in general, you mean that it shows how good that thing is. (mainly BRIT)
The England team were a poor ~ for European football tonight...
N-COUNT: usu a N for n