Groundsel
Groundsel , noun
[Old English grundswilie, Anglo-Saxon grundeswylige, grundeswelge, earlier gundiswilge; gund matter, pus + swelgan to swallow. So named as being good for a running from the eye. See Swallow, v.]
(Botany) An annual composite plant (Senecio vulgaris), one of the most common and widely distributed weeds on the globe.
Groundsel , noun
[Ground + sill.]
See Ground plate (a), under Ground
Also: Groundsill