High crimes
Black's Law Dictionary · Henry Campbell Black, M.A. · 1910
Black's Law Dictionary
High crimes and misdemeanors are such immoral and unlawful acts as are nearly allied and equal in guilt to felony, yet, owing to some technical circumstance, do not fall within the definition of "felony."
State v. Knapp, 6 Conn. 417, 16 Am. Dec. 68.