Noun: curmudgeon ,kur'mú-jun
- A crusty irascible cantankerous old person full of stubborn ideas
"The neighbourhood curmudgeon always complained about the children playing in the street"
Derived forms: curmudgeons
Type of: golden ager [N. Amer, informal], old person, oldster [N. Amer, informal], senior citizen
Encyclopedia: Curmudgeon