sluggish
     adj 1: with little movement; very slow; "a sluggish stream"
     2: (of business) not active or brisk; "business is dull (or
        slow)"; "a sluggish market" [syn: {dull}, {slow}]
     3: slow and apathetic; "she was fat and inert"; "a sluggish
        worker"; "a mind grown torpid in old age" [syn: {inert}, {torpid}]
Source: WordNet® 2.0