[adj] unnecessary and unwarranted; "a strikers' tent camp...was burned with needless loss of life"
gratuitous, uncalled-for, unnecessary, unneeded
de trop, dispensable, excess, excessive, expendable, expletive, gratuitous, in excess, inessential, naturally, nonessential, obviously, pleonastic, prolix, redundant, spare, supererogatory, superfluous, tautologic, tautological, tautologous, to spare, unc