ˌGreat ˌSeal of the Uˌnited ˈStates, the BrE AmE
the official ↑ seal (=special circle-shaped design) printed on important documents, used to prove that a document is from the US government. The seal has two sides, and on one side is a picture of a ↑ bald eagle (=the national bird of the US) , and on the other side is a picture of a ↑ pyramid with an eye above it. Both designs are printed on the back of a one-dollar ↑ bill .