an announcement, picture, or commercial intended to convince people to buy a product or to receive a service
I am calling about your advertisement in today's paper.

an outdoor place with games, rides, and other forms of entertainment
People are riding a roller coaster at the amusement park.

a stretchy rubber bag that is filled with air or gas and is usually used as a toy
Little Tommy Spot had some balloons.

the place where one enters
The entrance to Badger’s house was right there.

a shop that sells miscellaneous articles appropriate as gifts
He looked in the Tower gift shop.

frozen dessert containing cream and sugar and flavoring
There are so many varieties of ice cream you can choose from.

the center or halfway point
The tall girl is standing in the middle of the group.

a large number of people walking or in vehicles, all going in the same direction, usually as a part of a public celebration
There were many people watching the parade.

a track at a fairground that goes up and down very steep slopes
Roller coasters are one of the main attractions at most amusement parks.