Letter U Golden Glossary of Coin Terminology A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z Uncirculated (Unc) or (BU) A coin with no trace of wear, exactly as it came from the mint. See Brilliant Uncirculated, Mint State.
