extremityn.[L. extremitas: cf. F. extrmit.]1. The extreme part; the utmost limit; the farthest or remotest point or part; as, the extremities of a country.()They sent fleets . . . to the extremities of Ethiopia. (Arbuthnot.)2. (Zol.) One of locomotive appendages of an animal; a limb; a leg or an arm of man.()3. The utmost point; highest degree; most aggravated or intense form.(Ray.)4. The highest degree of inconvenience, pain, or suffering; greatest need or peril; extreme need; necessity.()Divers evils and extremities that follow upon such a compulsion shall here be set in view. (Milton.)Upon mere extremity he summoned this last Parliament. (Milton.)()