Then pull it out and start tapping on the table.

Police first started tapping his phone conversations as part of an investigation into drug dealing.

When the rain starts tapping on the glass, you know that it's arrived.

He thought about it a moment, then started tapping on the keyboard.

Peter had wondered as he started tapping at the keys.

So she started tapping her finger on the top of the microphone.

Sounds like a good time to start tapping the nest egg.

After a moment he opened them again and started tapping the table again.

Children usually start tapping along, as if they've lived forever with the songs.

She started tapping her fingernail against the inside of the glass.