noun

1. A commercial solicitation designed to sell some commodity, service or similar.

   "Companies try to sell their products using advertisements in form of placards, television spots and print publications."

2. A public notice.

   "The city council placed an advertisement in the local newspaper to inform its residents of the forthcoming roadworks."

3. A recommendation of a particular product, service or person.

   "The good manners and intelligence of the students are an advertisement for the school."

4. Notoriety.

5. In gin rummy, the discarding of a card of one's preferred suit so as to mislead the opponent into thinking you do not want it.