1) Being very thin 2) Dandelion-infested 3) Dandelion-laden 4) Describing some gardens 5) Full of dandelions 6) Full of purslane 7) Full of veronica 8) In need of hoeing 9) Lean and scrawny 10) Like a neglected flower bed 11) Like a neglected garden 12) Like a neglected lot 13) Like abandoned gardens 1) Feeble 2) Lean 3) Scraggy 4) Scrawny 5) Skinny 6) Underweight 
dressed in widow's mourning clothes
• (a.) Dressed in weeds, or mourning garments. • (superl.) Scraggy; ill-shaped; ungainly; -- said of colts or horses, and also of persons. • (superl.) Of or pertaining to weeds; consisting of weeds. • (superl.) Abounding with weeds; as, weedy grounds; a weedy garden; weedy corn.
An insufficient amount of bone; light boned.
Weed'y adjective [ Compar. Weedier ; superl. Weediest .] 1. Of or pertaining to weeds; consisting of weeds. ' Weedy trophies.' Shak. 2. Abounding with weeds; as, weedy grounds; a weedy garden;...
Weedy is British slang for weak and ineffective.
Aromas or flavors reminiscent of hay or grasses; not necessarily unpleasant unless exaggerated. 
[adj] - abounding with or resembling weeds
adjective abounding with or resembling weeds; `a weedy path`; `weedy plants that take over a garden`
An insufficient amount of bone; light boned.