Promiscuous1. (a.) Having sexual relations frequently and lacking standards in the choice of partners.
2. (a.) Distributed or applied without order or discrimination; not restricted to an individual; common; indiscriminate; as, promiscuous love or intercourse.
Thesaurus Entries
Paphian, abandoned, aimless, amalgamated, ambiguous, ambivalent, amoral, amorphous, amphibious, assorted, blanket, blended, botched, bungling, capricious, careless, casual, causeless, chambering, chaotic, clumsy, combined, complex, composite, compound, compounded, confused, conglomerate, cursory, dappled, debauched, deficient, depraved, designless, desultory, disarticulated, discontinuous, dishonorable, disjunct, disordered, disorderly, disorganized, dispersed, disproportionate, disregardful, dissipated, dissolute, driftless, dysteleological, easy, eclectic, equivocal, erratic, faithless, fast, fifty-fifty, fitful, formless, frivolous, general, gratuitous, half-and-half, half-assed, haphazard, heedless, helter-skelter, heterogeneous, higgledy-piggledy, hit-and-miss, hit-or-miss, immethodical, immoderate, immoral, imprudent, inchoate, incoherent, indecent, indifferent, indiscreet, indiscriminate, indiscriminative, inexplicable, insensitive, intermingled, intermixed, intricate, ironic, irregular, irresponsible, jumbled, lax, libertine, licentious, light, loose, loose-moraled, many-sided, meaningless, medley, messy, mindless, mingled, miscellaneous, misshapen, mixed, motley, multifaceted, multifarious, multinational, multiracial, neglectful, negligent, nonjudgmental, nonsymmetrical, nonsystematic, nonuniform, of easy virtue, of loose morals, orderless, patchy, perfunctory, planless, pluralistic, profligate, purposeless, random, scrambled, senseless, shapeless, slack, slipshod, slipshoddy, sloppy, slovenly, sluttish, spasmodic, sporadic, stochastic, straggling, straggly, stray, syncretic, systemless, tactless, thoughtless, thrown together, unaccountable, unarranged, unbridled, uncaring, unchaste, unclassified, unconscientious, unconsidered, uncontrolled, uncritical, uncriticizing, uncurbed, undemanding, undifferentiating, undirected, undiscreet, undiscriminating, undiscriminative, unexacting, unfaithful, unfastidious, unfussy, ungoverned, ungraded, uninhibited, unjoined, unmethodical, unmeticulous, unmotivated, unordered, unorganized, unparticular, unplanned, unrestrained, unselective, unsorted, unsubtle, unsymmetrical, unsystematic, untactful, unthinking, untidy, ununiform, vague, varied, wandering, wanton, wayward, wholesale, whorish, wild