He is grinding down the metal to make it smooth.

He grinds down the coffee beans to make a fresh cup of coffee.

She notes down all the important information in her notebook.

I noted down all the important points from the meeting.

I am noting down all the important points from the meeting.

I have written down all the important information.

He received multiple slap-downs for his inappropriate behavior.

The team received multiple slap downs during the game.

He snacks down on chips while watching TV.

I snacked down on some chips while watching TV.