Tea towel [noun]: (also known as a dish towel) a cloth used primarily for drying dishes.
Tea towels were apparently first used by old English ladies to dry their fragile bone china.
Today you can wave a tea towel at a demonstration.
Tea towels can be used to cover warm muffins.
To wrap a bottle of wine.
Van Gogh painted on tea towels when he ran out of canvas.
Hang one on the wall in your living room.
Send someone a message on a tea towel.
A tea towel is an idea.