cork
nounUK /kɔːk/
US /kɔːrk/
A light brown material that comes from the bark of a special tree.
She put the cork back into the bottle.
OTHER MEANINGS
2. A small round piece of cork used to close a bottle.
He pulled the cork out of the wine bottle.
3. The light, soft bark of the cork oak tree.
The floor was made of cork.
4. A float used in fishing.
The cork bobbed on the water.