Cushion

1. To furnish with cushions; as, to cushion a chaise.
2. the elastic edge of a billiard table.
3. A case or bag stuffed with some soft and elastic material, and used to sit or recline upon; a soft pillow or pad.
4. To conceal or cover up, as under a cushion.
5. a mass of steam in the end of the cylinder of a steam engine to receive the impact of the piston
6. Anything resembling a cushion in properties or use
7. a pad on which gilders cut gold leaf
8. To seat or place on, or as on a cushion.
9. A riotous kind of dance, formerly common at weddings; -- called also cushion dance.