bottleopener

noun
UK /ˈbɒtlˌəʊpənə/
US /ˈbɑːtlˌoʊpənər/

A tool that helps you take the cap off a bottle.

Dad used a bottleopener to open the soda.


OTHER MEANINGS

2. A small device attached to a keychain for opening bottles.

He always carries a bottleopener on his keys.

3. A part on a pocket knife that opens bottles.

The knife has a bottleopener built into the handle.

4. A wall-mounted tool in a bar for opening bottles.

The bartender used the bottleopener on the wall.