n.
1.a pad placed under a carpet underlay v.
1.raise or support (the level of printing) by inserting a piece of paper or cardboard under the type
2.put (something) under or beneath
3.provide with a base, support, lining, or backing
Idiom of the Day
take (something) to one's grave
to carry a secret with you until you die
The woman plans to take the secret about her sister to her grave.