D defs.my
Entry 3 senses Webster, 1913

Felony

/fĕ'lə-nē/ · Fel·o·ny · IPA /ˈfɛləni/
01 n. An act on the part of the vassal which cost him his fee by forfeiture.
pl. Felonies ((#))
  1. 1.
    An act on the part of the vassal which cost him his fee by forfeiture.(Feudal Law)
  2. 2.
    An offense which occasions a total forfeiture either lands or goods, or both, at the common law, and to which capital or other punishment may be added, according to the degree of guilt.(O.Eng.Law)
  3. 3.
    A heinous crime; especially, a crime punishable by death or imprisonment.
Phrases & compounds
To compound a felony — See under Compound, v. t.