Part of some full names

• Designation for a sequel to a sequel
• Junior's junior
• Roman trio
• Rightmost number on a grandfather clock
• XXVII ÷ IX
• Name add-on
• Sundial number
• 16-Across, in another way
• Son of a son

WordNet Word definitions in WordNet
adj. being one more than two [syn: three , 3 ]