Ĭn'of-fĭ'cioŭs, a.
(-of-fĭsh'us), a. [Prefix in, not, and officious; Lat. inofficiosus, It. inofficioso, Sp. inoficioso, Fr. inofficieux.] 1. Unfit for an office, or for active duty. [Obs.] Thou drown'st thyself in inofficious sleep. B. Jonson.
- Not civil or attentive.
- (Law.) Regardless of natural obligation; contrary to natural duty; unkind; — said of a testament made without regard to natural obligation, or by which a child is unjustly deprived of inheritance.
Suggesting that the parent had lost the use of his reason when he made the inofficious testament. Blackstone. Let not a father hope to excuse an inofficious disposition of his fortune, by alleging that every man may do what he will with his own. Paley.