gab

noun
UK /ɡæb/
US /ɡæb/

Talk or chatter, especially about things that are not important.

The two friends sat on the porch and had a good gab about their weekend.


OTHER MEANINGS

2. To talk in a casual or informal way.

They gadded about the weather for an hour.

3. A mechanical part that fits into a notch or slot, such as in a machine.

The gab in the gear mechanism needed to be replaced.

4. The mouth, in informal British usage.

Keep your gab shut and listen.