'Butterweed' definitions:
Definition of 'butterweed'
From: WordNet
noun
American ragwort with yellow flowers [syn: butterweed, ragwort, Senecio glabellus]
noun
Any of several yellow-flowered plants of the genus Packera; often placed in genus Senecio
Definition of 'Butterweed'
From: GCIDE
- Butterweed \But"ter*weed`\, n. (Bot.) An annual composite plant of the Mississippi valley ({Senecio lobatus}). [1913 Webster]