Definition of: inofficious

(in′ə·fish′əs) adjective
1. Law Without consideration of duty or natural obligation; regardless of office or duty: An inofficious will neglects to provide for those naturally dependent on the testator.
2. Without office; inoperative.
3. Obs. Not civil or attentive. [<L inofficiosus]
—in′of·fi′cious·ly adverb