Definition of royal

• a. - Kingly; pertaining to the crown or the sovereign; suitable for a king or queen; regal; as, royal power or prerogative; royal domains; the royal family; royal state.
• a. - Noble; generous; magnificent; princely.
• a. - Under the patronage of royality; holding a charter granted by the sovereign; as, the Royal Academy of Arts; the Royal Society.
• n. - Printing and writing papers of particular sizes. See under paper, n.
• n. - A small sail immediately above the topgallant sail.
• n. - One of the upper or distal branches of an antler, as the third and fourth tynes of the antlers of a stag.
• n. - A small mortar.
• n. - One of the soldiers of the first regiment of foot of the British army, formerly called the Royals, and supposed to be the oldest regular corps in Europe; -- now called the Royal Scots.
• n. - An old English coin. See Rial.