weedy
     adj 1: abounding with or resembling weeds; "a weedy path"; "weedy
            plants that take over a garden" [ant: {weedless}]
     2: having unattractive thinness; "a child with skinny freckled
        legs"; "a long scrawny neck" [syn: {scraggy}, {scrawny}, {skinny},
         {underweight}]
     [also: {weediest}, {weedier}]
Source: WordNet® 2.0