D defs.my
Entry 3 senses Webster, 1913

infighting

· IPA /ˈɪnfˌaɪtɪŋ/
01 n. contention among members of the same organization (usually concealed from outsiders), sometimes of a bitter, intense, or prolonged character.
  1. 1.
    contention among members of the same organization (usually concealed from outsiders), sometimes of a bitter, intense, or prolonged character.
  2. 2.
    fighting, such as boxing, at close quarters.
  3. 3.
    rough-and-tumble, free-for-all fighting.