What is the meaning of the word "rabbitweed"?

Definitions:

  1. Common name for several species of shrubs, native to the arid and semi-arid regions of North America, and often found in deserts, plains, and prairies. copy to clipboard NOUN
    • The dense thickets of rabbitweed provided shelter for small animals. copy to clipboard
  2. Low-growing sticky subshrubs of southwestern United States having narrow linear leaves on many slender branches and hundreds of tiny yellow flower heads. copy to clipboard NOUN
    • Rabbitweed's ability to thrive in harsh conditions made it a formidable invader. copy to clipboard
  3. Type of shrubs well-adapted to dry conditions, and known for their bright yellow flowers and fluffy seed heads. copy to clipboard NOUN
    • The presence of rabbitweed in pastures inhibited the growth of desirable forage plants. copy to clipboard

Synonyms: