Source : WordNet®

unimaginative
     adj 1: deficient in originality or creativity; lacking powers of
            invention; "a sterile ideology lacking in
            originality"; "unimaginative development of a musical
            theme"; "uninspired writing" [syn: {sterile}, {uninspired},
             {uninventive}]
     2: dealing only with concrete facts
     3: lacking spontaneity or originality or individuality;
        "stereotyped phrases of condolence"; "even his profanity
        was unimaginative" [syn: {stereotyped}, {stereotypic}, {stereotypical}]