kettle

1. A vessel for boiling a liquid or cooking food, usually metal and equipped with a lid.

   There's a hot kettle of soup on the stove.

2. The quantity held by a kettle.
3. A vessel for boiling water for tea.

   Stick the kettle on and we'll have a nice cup of tea.

4. A kettle hole, sometimes any pothole.
5. (collective) A group of raptors riding a thermal, especially when migrating.

   a kettle of hawks

6. A steam locomotive
7. A kettledrum.
8. An instance of kettling; a group of protesters or rioters confined in a limited area.

verb

(of the police) To contain demonstrators in a confined area.

noun

A kind of fishweir resembling a wattle or fence.